5315288639 has 2 divisors, whose sum is σ = 5315288640. Its totient is φ = 5315288638.

The previous prime is 5315288603. The next prime is 5315288647. The reversal of 5315288639 is 9368825135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5315288639 - 2⁸ = 5315288383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5315288659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2657644319 + 2657644320.

It is an arithmetic number, because the mean of its divisors is an integer number (2657644320).

Almost surely, 2^5315288639 is an apocalyptic number.

5315288639 is a deficient number, since it is larger than the sum of its proper divisors (1).

5315288639 is an equidigital number, since it uses as much as digits as its factorization.

5315288639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1555200, while the sum is 50.

The square root of 5315288639 is about 72906.0260815250. The cubic root of 5315288639 is about 1745.1882664830.

The spelling of 5315288639 in words is "five billion, three hundred fifteen million, two hundred eighty-eight thousand, six hundred thirty-nine".