5213531115 has 64 divisors (see below), whose sum is σ = 10325750400. Its totient is φ = 2478131712.

The previous prime is 5213531111. The next prime is 5213531123. The reversal of 5213531115 is 5111353125.

5213531115 is a `hidden beast` number, since 5 + 2 + 13 + 531 + 115 = 666.

It is not a de Polignac number, because 5213531115 - 2² = 5213531111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5213531111) 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 in 63 ways as a sum of consecutive naturals, for example, 324 + ... + 102113.

It is an arithmetic number, because the mean of its divisors is an integer number (161339850).

Almost surely, 2^5213531115 is an apocalyptic number.

5213531115 is a deficient number, since it is larger than the sum of its proper divisors (5112219285).

5213531115 is a wasteful number, since it uses less digits than its factorization.

5213531115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102493 (or 102487 counting only the distinct ones).

The product of its digits is 2250, while the sum is 27.

The square root of 5213531115 is about 72204.7859563339. The cubic root of 5213531115 is about 1733.9796246453.

The spelling of 5213531115 in words is "five billion, two hundred thirteen million, five hundred thirty-one thousand, one hundred fifteen".