11515713 has 16 divisors (see below), whose sum is σ = 16868352. Its totient is φ = 6930000.

The previous prime is 11515687. The next prime is 11515727. The reversal of 11515713 is 31751511.

It is not a de Polignac number, because 11515713 - 2⁶ = 11515649 is a prime.

It is a super-2 number, since 2×11515713² = 265223291796738, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11511713) 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, 3828 + ... + 6138.

It is an arithmetic number, because the mean of its divisors is an integer number (1054272).

Almost surely, 2^11515713 is an apocalyptic number.

It is an amenable number.

11515713 is a deficient number, since it is larger than the sum of its proper divisors (5352639).

11515713 is a wasteful number, since it uses less digits than its factorization.

11515713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2476.

The product of its digits is 525, while the sum is 24.

The square root of 11515713 is about 3393.4809561864. The cubic root of 11515713 is about 225.8206280288.

The spelling of 11515713 in words is "eleven million, five hundred fifteen thousand, seven hundred thirteen".