113437013 has 16 divisors (see below), whose sum is σ = 118552896. Its totient is φ = 108476160.

The previous prime is 113437007. The next prime is 113437019. The reversal of 113437013 is 310734311.

It is an interprime number because it is at equal distance from previous prime (113437007) and next prime (113437019).

It is not a de Polignac number, because 113437013 - 2¹⁶ = 113371477 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113437013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113437019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 470573 + ... + 470813.

It is an arithmetic number, because the mean of its divisors is an integer number (7409556).

Almost surely, 2^113437013 is an apocalyptic number.

It is an amenable number.

113437013 is a deficient number, since it is larger than the sum of its proper divisors (5115883).

113437013 is a wasteful number, since it uses less digits than its factorization.

113437013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 113437013 is about 10650.6813397078. The cubic root of 113437013 is about 484.0812493087.

The spelling of 113437013 in words is "one hundred thirteen million, four hundred thirty-seven thousand, thirteen".