23456291 has 2 divisors, whose sum is σ = 23456292. Its totient is φ = 23456290.

The previous prime is 23456267. The next prime is 23456299. The reversal of 23456291 is 19265432.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23456291 - 2⁶ = 23456227 is a prime.

It is not a weakly prime, because it can be changed into another prime (23456299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11728145 + 11728146.

It is an arithmetic number, because the mean of its divisors is an integer number (11728146).

Almost surely, 2^23456291 is an apocalyptic number.

23456291 is a deficient number, since it is larger than the sum of its proper divisors (1).

23456291 is an equidigital number, since it uses as much as digits as its factorization.

23456291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 32.

The square root of 23456291 is about 4843.1695200561. The cubic root of 23456291 is about 286.2550213646.

The spelling of 23456291 in words is "twenty-three million, four hundred fifty-six thousand, two hundred ninety-one".