113759917 has 2 divisors, whose sum is σ = 113759918. Its totient is φ = 113759916.

The previous prime is 113759843. The next prime is 113759923. The reversal of 113759917 is 719957311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86657481 + 27102436 = 9309^2 + 5206^2 .

It is a cyclic number.

It is not a de Polignac number, because 113759917 - 2²³ = 105371309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113759957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56879958 + 56879959.

It is an arithmetic number, because the mean of its divisors is an integer number (56879959).

Almost surely, 2^113759917 is an apocalyptic number.

It is an amenable number.

113759917 is a deficient number, since it is larger than the sum of its proper divisors (1).

113759917 is an equidigital number, since it uses as much as digits as its factorization.

113759917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 59535, while the sum is 43.

The square root of 113759917 is about 10665.8294098490. The cubic root of 113759917 is about 484.5401344801.

The spelling of 113759917 in words is "one hundred thirteen million, seven hundred fifty-nine thousand, nine hundred seventeen".