23956174117 has 2 divisors, whose sum is σ = 23956174118. Its totient is φ = 23956174116.

The previous prime is 23956174051. The next prime is 23956174139. The reversal of 23956174117 is 71147165932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22246020801 + 1710153316 = 149151^2 + 41354^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23956174117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23956172117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11978087058 + 11978087059.

It is an arithmetic number, because the mean of its divisors is an integer number (11978087059).

Almost surely, 2^23956174117 is an apocalyptic number.

It is an amenable number.

23956174117 is a deficient number, since it is larger than the sum of its proper divisors (1).

23956174117 is an equidigital number, since it uses as much as digits as its factorization.

23956174117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 46.

The spelling of 23956174117 in words is "twenty-three billion, nine hundred fifty-six million, one hundred seventy-four thousand, one hundred seventeen".