113197823969 has 2 divisors, whose sum is σ = 113197823970. Its totient is φ = 113197823968.

The previous prime is 113197823953. The next prime is 113197824001. The reversal of 113197823969 is 969328791311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112587091600 + 610732369 = 335540^2 + 24713^2 .

It is a cyclic number.

It is not a de Polignac number, because 113197823969 - 2⁴ = 113197823953 is a prime.

It is a super-2 number, since 2×113197823969² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113197823909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56598911984 + 56598911985.

It is an arithmetic number, because the mean of its divisors is an integer number (56598911985).

Almost surely, 2^113197823969 is an apocalyptic number.

It is an amenable number.

113197823969 is a deficient number, since it is larger than the sum of its proper divisors (1).

113197823969 is an equidigital number, since it uses as much as digits as its factorization.

113197823969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4408992, while the sum is 59.

The spelling of 113197823969 in words is "one hundred thirteen billion, one hundred ninety-seven million, eight hundred twenty-three thousand, nine hundred sixty-nine".