23439023 has 2 divisors, whose sum is σ = 23439024. Its totient is φ = 23439022.

The previous prime is 23439011. The next prime is 23439029. The reversal of 23439023 is 32093432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23439023 - 2⁶ = 23438959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23438983 and 23439001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23439029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11719511 + 11719512.

It is an arithmetic number, because the mean of its divisors is an integer number (11719512).

Almost surely, 2^23439023 is an apocalyptic number.

23439023 is a deficient number, since it is larger than the sum of its proper divisors (1).

23439023 is an equidigital number, since it uses as much as digits as its factorization.

23439023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 23439023 is about 4841.3864749677. The cubic root of 23439023 is about 286.1847592589.

The spelling of 23439023 in words is "twenty-three million, four hundred thirty-nine thousand, twenty-three".