113213179 has 2 divisors, whose sum is σ = 113213180. Its totient is φ = 113213178.

The previous prime is 113213159. The next prime is 113213189. The reversal of 113213179 is 971312311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113213179 - 2²³ = 104824571 is a prime.

It is not a weakly prime, because it can be changed into another prime (113213159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56606589 + 56606590.

It is an arithmetic number, because the mean of its divisors is an integer number (56606590).

Almost surely, 2^113213179 is an apocalyptic number.

113213179 is a deficient number, since it is larger than the sum of its proper divisors (1).

113213179 is an equidigital number, since it uses as much as digits as its factorization.

113213179 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1134, while the sum is 28.

The square root of 113213179 is about 10640.1681847610. The cubic root of 113213179 is about 483.7626431628.

The spelling of 113213179 in words is "one hundred thirteen million, two hundred thirteen thousand, one hundred seventy-nine".