113011979 has 2 divisors, whose sum is σ = 113011980. Its totient is φ = 113011978.

The previous prime is 113011967. The next prime is 113011991. The reversal of 113011979 is 979110311.

It is a balanced prime because it is at equal distance from previous prime (113011967) and next prime (113011991).

It is a cyclic number.

It is not a de Polignac number, because 113011979 - 2²⁴ = 96234763 is a prime.

It is a Chen prime.

It is equal to p_6465713 and since 113011979 and 6465713 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 (113011999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56505989 + 56505990.

It is an arithmetic number, because the mean of its divisors is an integer number (56505990).

Almost surely, 2^113011979 is an apocalyptic number.

113011979 is a deficient number, since it is larger than the sum of its proper divisors (1).

113011979 is an equidigital number, since it uses as much as digits as its factorization.

113011979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1701, while the sum is 32.

The square root of 113011979 is about 10630.7092425670. The cubic root of 113011979 is about 483.4758957450.

The spelling of 113011979 in words is "one hundred thirteen million, eleven thousand, nine hundred seventy-nine".