23963111969 has 2 divisors, whose sum is σ = 23963111970. Its totient is φ = 23963111968.

The previous prime is 23963111903. The next prime is 23963111987. The reversal of 23963111969 is 96911136932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21583135744 + 2379976225 = 146912^2 + 48785^2 .

It is a cyclic number.

It is not a de Polignac number, because 23963111969 - 2²⁸ = 23694676513 is a prime.

It is a super-2 number, since 2×23963111969² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23963311969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11981555984 + 11981555985.

It is an arithmetic number, because the mean of its divisors is an integer number (11981555985).

Almost surely, 2^23963111969 is an apocalyptic number.

It is an amenable number.

23963111969 is a deficient number, since it is larger than the sum of its proper divisors (1).

23963111969 is an equidigital number, since it uses as much as digits as its factorization.

23963111969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 472392, while the sum is 50.

The spelling of 23963111969 in words is "twenty-three billion, nine hundred sixty-three million, one hundred eleven thousand, nine hundred sixty-nine".