23113411493 has 2 divisors, whose sum is σ = 23113411494. Its totient is φ = 23113411492.

The previous prime is 23113411397. The next prime is 23113411507. The reversal of 23113411493 is 39411431132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19389727009 + 3723684484 = 139247^2 + 61022^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23113411493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23113461493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11556705746 + 11556705747.

It is an arithmetic number, because the mean of its divisors is an integer number (11556705747).

Almost surely, 2^23113411493 is an apocalyptic number.

It is an amenable number.

23113411493 is a deficient number, since it is larger than the sum of its proper divisors (1).

23113411493 is an equidigital number, since it uses as much as digits as its factorization.

23113411493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 32.

The spelling of 23113411493 in words is "twenty-three billion, one hundred thirteen million, four hundred eleven thousand, four hundred ninety-three".