715797331 has 2 divisors, whose sum is σ = 715797332. Its totient is φ = 715797330.

The previous prime is 715797323. The next prime is 715797337. The reversal of 715797331 is 133797517.

715797331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 715797331 - 2³ = 715797323 is a prime.

It is a super-2 number, since 2×715797331² = 1024731638133447122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (715797337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357898665 + 357898666.

It is an arithmetic number, because the mean of its divisors is an integer number (357898666).

Almost surely, 2^715797331 is an apocalyptic number.

715797331 is a deficient number, since it is larger than the sum of its proper divisors (1).

715797331 is an equidigital number, since it uses as much as digits as its factorization.

715797331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138915, while the sum is 43.

The square root of 715797331 is about 26754.3890044232. The cubic root of 715797331 is about 894.5336692403.

The spelling of 715797331 in words is "seven hundred fifteen million, seven hundred ninety-seven thousand, three hundred thirty-one".