23115350417 has 2 divisors, whose sum is σ = 23115350418. Its totient is φ = 23115350416.

The previous prime is 23115350371. The next prime is 23115350443. The reversal of 23115350417 is 71405351132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21529399441 + 1585950976 = 146729^2 + 39824^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23115350417 is a prime.

It is not a weakly prime, because it can be changed into another prime (23115350017) 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, 11557675208 + 11557675209.

It is an arithmetic number, because the mean of its divisors is an integer number (11557675209).

Almost surely, 2^23115350417 is an apocalyptic number.

It is an amenable number.

23115350417 is a deficient number, since it is larger than the sum of its proper divisors (1).

23115350417 is an equidigital number, since it uses as much as digits as its factorization.

23115350417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 32.

The spelling of 23115350417 in words is "twenty-three billion, one hundred fifteen million, three hundred fifty thousand, four hundred seventeen".