113992919 has 2 divisors, whose sum is σ = 113992920. Its totient is φ = 113992918.

The previous prime is 113992889. The next prime is 113992933. The reversal of 113992919 is 919299311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113992919 is a prime.

It is a super-2 number, since 2×113992919² = 25988771164281122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113992919.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113992999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56996459 + 56996460.

It is an arithmetic number, because the mean of its divisors is an integer number (56996460).

Almost surely, 2^113992919 is an apocalyptic number.

113992919 is a deficient number, since it is larger than the sum of its proper divisors (1).

113992919 is an equidigital number, since it uses as much as digits as its factorization.

113992919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39366, while the sum is 44.

The square root of 113992919 is about 10676.7466486753. The cubic root of 113992919 is about 484.8707190760.

The spelling of 113992919 in words is "one hundred thirteen million, nine hundred ninety-two thousand, nine hundred nineteen".