113291923 has 2 divisors, whose sum is σ = 113291924. Its totient is φ = 113291922.

The previous prime is 113291911. The next prime is 113291939. The reversal of 113291923 is 329192311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113291923 - 2²¹ = 111194771 is a prime.

It is equal to p_6480850 and since 113291923 and 6480850 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (113291953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56645961 + 56645962.

It is an arithmetic number, because the mean of its divisors is an integer number (56645962).

Almost surely, 2^113291923 is an apocalyptic number.

113291923 is a deficient number, since it is larger than the sum of its proper divisors (1).

113291923 is an equidigital number, since it uses as much as digits as its factorization.

113291923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2916, while the sum is 31.

The square root of 113291923 is about 10643.8678590069. The cubic root of 113291923 is about 483.8747755061.

The spelling of 113291923 in words is "one hundred thirteen million, two hundred ninety-one thousand, nine hundred twenty-three".