5113131 has 4 divisors (see below), whose sum is σ = 6817512. Its totient is φ = 3408752.

The previous prime is 5113127. The next prime is 5113133. The reversal of 5113131 is 1313115.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5113131 - 2² = 5113127 is a prime.

It is a super-2 number, since 2×5113131² = 52288217246322, which contains 22 as substring.

It is a D-number.

5113131 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5113131.

It is not an unprimeable number, because it can be changed into a prime (5113133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 852186 + ... + 852191.

It is an arithmetic number, because the mean of its divisors is an integer number (1704378).

Almost surely, 2^5113131 is an apocalyptic number.

5113131 is a deficient number, since it is larger than the sum of its proper divisors (1704381).

5113131 is a wasteful number, since it uses less digits than its factorization.

5113131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1704380.

The product of its digits is 45, while the sum is 15.

The square root of 5113131 is about 2261.2233414681. The cubic root of 5113131 is about 172.2776635627.

Adding to 5113131 its reverse (1313115), we get a palindrome (6426246).

The spelling of 5113131 in words is "five million, one hundred thirteen thousand, one hundred thirty-one".