5015813 has 6 divisors (see below), whose sum is σ = 5513382. Its totient is φ = 4559720.

The previous prime is 5015809. The next prime is 5015827. The reversal of 5015813 is 3185105.

It can be written as a sum of positive squares in only one way, i.e., 3214849 + 1800964 = 1793^2 + 1342^2 .

It is not a de Polignac number, because 5015813 - 2² = 5015809 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 (5015873) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20606 + ... + 20847.

It is an arithmetic number, because the mean of its divisors is an integer number (918897).

Almost surely, 2^5015813 is an apocalyptic number.

It is an amenable number.

5015813 is a deficient number, since it is larger than the sum of its proper divisors (497569).

5015813 is a wasteful number, since it uses less digits than its factorization.

5015813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41475 (or 41464 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 5015813 is about 2239.6010805498. The cubic root of 5015813 is about 171.1776706291.

The spelling of 5015813 in words is "five million, fifteen thousand, eight hundred thirteen".