113347917 has 10 divisors (see below), whose sum is σ = 169322318. Its totient is φ = 75565224.

The previous prime is 113347907. The next prime is 113347919. The reversal of 113347917 is 719743311.

It can be written as a sum of positive squares in only one way, i.e., 95531076 + 17816841 = 9774^2 + 4221^2 .

It is not a de Polignac number, because 113347917 - 2¹⁹ = 112823629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113347919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 699598 + ... + 699759.

Almost surely, 2^113347917 is an apocalyptic number.

It is an amenable number.

113347917 is a deficient number, since it is larger than the sum of its proper divisors (55974401).

113347917 is an equidigital number, since it uses as much as digits as its factorization.

113347917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1399369 (or 1399360 counting only the distinct ones).

The product of its digits is 15876, while the sum is 36.

The square root of 113347917 is about 10646.4978748882. The cubic root of 113347917 is about 483.9544799869.

The spelling of 113347917 in words is "one hundred thirteen million, three hundred forty-seven thousand, nine hundred seventeen".