5118375631 has 2 divisors, whose sum is σ = 5118375632. Its totient is φ = 5118375630.

The previous prime is 5118375607. The next prime is 5118375659. The reversal of 5118375631 is 1365738115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5118375631 - 2⁵ = 5118375599 is a prime.

It is a super-2 number, since 2×5118375631² = 52395538200029296322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5118379631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2559187815 + 2559187816.

It is an arithmetic number, because the mean of its divisors is an integer number (2559187816).

Almost surely, 2^5118375631 is an apocalyptic number.

5118375631 is a deficient number, since it is larger than the sum of its proper divisors (1).

5118375631 is an equidigital number, since it uses as much as digits as its factorization.

5118375631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 40.

The square root of 5118375631 is about 71542.8237561253. The cubic root of 5118375631 is about 1723.3654620733.

The spelling of 5118375631 in words is "five billion, one hundred eighteen million, three hundred seventy-five thousand, six hundred thirty-one".