23056613 has 2 divisors, whose sum is σ = 23056614. Its totient is φ = 23056612.

The previous prime is 23056571. The next prime is 23056619. The reversal of 23056613 is 31665032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16176484 + 6880129 = 4022^2 + 2623^2 .

It is a cyclic number.

It is not a de Polignac number, because 23056613 - 2¹⁰ = 23055589 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23056619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11528306 + 11528307.

It is an arithmetic number, because the mean of its divisors is an integer number (11528307).

Almost surely, 2^23056613 is an apocalyptic number.

It is an amenable number.

23056613 is a deficient number, since it is larger than the sum of its proper divisors (1).

23056613 is an equidigital number, since it uses as much as digits as its factorization.

23056613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 23056613 is about 4801.7302089976. The cubic root of 23056613 is about 284.6198399052.

The spelling of 23056613 in words is "twenty-three million, fifty-six thousand, six hundred thirteen".