5113131400 has 48 divisors (see below), whose sum is σ = 12802500900. Its totient is φ = 1887924480.

The previous prime is 5113131389. The next prime is 5113131431. The reversal of 5113131400 is 41313115.

It can be written as a sum of positive squares in 6 ways, for example, as 92275236 + 5020856164 = 9606^2 + 70858^2 .

It is a super-2 number, since 2×5113131400² = 52288225427331920000, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 980695 + ... + 985894.

Almost surely, 2^5113131400 is an apocalyptic number.

5113131400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5113131400 is an abundant number, since it is smaller than the sum of its proper divisors (7689369500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5113131400 is a wasteful number, since it uses less digits than its factorization.

5113131400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1966618 (or 1966609 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 5113131400 is about 71506.1633707193. The cubic root of 5113131400 is about 1722.7766805508.

Adding to 5113131400 its reverse (41313115), we get a palindrome (5154444515).

The spelling of 5113131400 in words is "five billion, one hundred thirteen million, one hundred thirty-one thousand, four hundred".