23056459 has 2 divisors, whose sum is σ = 23056460. Its totient is φ = 23056458.

The previous prime is 23056441. The next prime is 23056483. The reversal of 23056459 is 95465032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23056459 - 2⁹ = 23055947 is a prime.

It is not a weakly prime, because it can be changed into another prime (23056489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11528229 + 11528230.

It is an arithmetic number, because the mean of its divisors is an integer number (11528230).

Almost surely, 2^23056459 is an apocalyptic number.

23056459 is a deficient number, since it is larger than the sum of its proper divisors (1).

23056459 is an equidigital number, since it uses as much as digits as its factorization.

23056459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 23056459 is about 4801.7141730844. The cubic root of 23056459 is about 284.6192062250.

The spelling of 23056459 in words is "twenty-three million, fifty-six thousand, four hundred fifty-nine".