715736291 has 2 divisors, whose sum is σ = 715736292. Its totient is φ = 715736290.

The previous prime is 715736279. The next prime is 715736293. The reversal of 715736291 is 192637517.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-715736291 is a prime.

Together with 715736293, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (715736293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357868145 + 357868146.

It is an arithmetic number, because the mean of its divisors is an integer number (357868146).

Almost surely, 2^715736291 is an apocalyptic number.

715736291 is a deficient number, since it is larger than the sum of its proper divisors (1).

715736291 is an equidigital number, since it uses as much as digits as its factorization.

715736291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 79380, while the sum is 41.

The square root of 715736291 is about 26753.2482326913. The cubic root of 715736291 is about 894.5082412385.

The spelling of 715736291 in words is "seven hundred fifteen million, seven hundred thirty-six thousand, two hundred ninety-one".