10423 has 4 divisors (see below), whose sum is σ = 11920. Its totient is φ = 8928.

The previous prime is 10399. The next prime is 10427. The reversal of 10423 is 32401.

10423 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10423 - 2^{5} = 10391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 738 + ... + 751.

It is an arithmetic number, because the mean of its divisors is an integer number (2980).

2^{10423} is an apocalyptic number.

10423 is a deficient number, since it is larger than the sum of its proper divisors (1497).

10423 is an equidigital number, since it uses as much as digits as its factorization.

10423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 10423 is about 102.0930947714. The cubic root of 10423 is about 21.8439368627.

Adding to 10423 its reverse (32401), we get a palindrome (42824).

The spelling of 10423 in words is "ten thousand, four hundred twenty-three", and thus it is an iban number.

• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.103 sec. • engine limits •