113239859 has 2 divisors, whose sum is σ = 113239860. Its totient is φ = 113239858.

The previous prime is 113239823. The next prime is 113239877. The reversal of 113239859 is 958932311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113239859 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (113236859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56619929 + 56619930.

It is an arithmetic number, because the mean of its divisors is an integer number (56619930).

Almost surely, 2^113239859 is an apocalyptic number.

113239859 is a deficient number, since it is larger than the sum of its proper divisors (1).

113239859 is an equidigital number, since it uses as much as digits as its factorization.

113239859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 41.

The square root of 113239859 is about 10641.4218504860. The cubic root of 113239859 is about 483.8006416057.

The spelling of 113239859 in words is "one hundred thirteen million, two hundred thirty-nine thousand, eight hundred fifty-nine".