5317938631 has 2 divisors, whose sum is σ = 5317938632. Its totient is φ = 5317938630.

The previous prime is 5317938523. The next prime is 5317938667. The reversal of 5317938631 is 1368397135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5317938631 - 2⁷ = 5317938503 is a prime.

It is a super-2 number, since 2×5317938631² = 56560942566164308322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5317933631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2658969315 + 2658969316.

It is an arithmetic number, because the mean of its divisors is an integer number (2658969316).

Almost surely, 2^5317938631 is an apocalyptic number.

5317938631 is a deficient number, since it is larger than the sum of its proper divisors (1).

5317938631 is an equidigital number, since it uses as much as digits as its factorization.

5317938631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 46.

The square root of 5317938631 is about 72924.1978426914. The cubic root of 5317938631 is about 1745.4782455040.

The spelling of 5317938631 in words is "five billion, three hundred seventeen million, nine hundred thirty-eight thousand, six hundred thirty-one".