113498537 has 12 divisors (see below), whose sum is σ = 121564884. Its totient is φ = 105895680.

The previous prime is 113498527. The next prime is 113498549. The reversal of 113498537 is 735894311.

It can be written as a sum of positive squares in 2 ways, for example, as 58308496 + 55190041 = 7636^2 + 7429^2 .

It is not a de Polignac number, because 113498537 - 2²⁴ = 96721321 is a prime.

It is a super-2 number, since 2×113498537² = 25763835802280738, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113498494 and 113498503.

It is not an unprimeable number, because it can be changed into a prime (113498507) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19073 + ... + 24305.

It is an arithmetic number, because the mean of its divisors is an integer number (10130407).

Almost surely, 2^113498537 is an apocalyptic number.

It is an amenable number.

113498537 is a deficient number, since it is larger than the sum of its proper divisors (8066347).

113498537 is an equidigital number, since it uses as much as digits as its factorization.

113498537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5320 (or 5297 counting only the distinct ones).

The product of its digits is 90720, while the sum is 41.

The square root of 113498537 is about 10653.5692141179. The cubic root of 113498537 is about 484.1687493562.

The spelling of 113498537 in words is "one hundred thirteen million, four hundred ninety-eight thousand, five hundred thirty-seven".