715610887 has 2 divisors, whose sum is σ = 715610888. Its totient is φ = 715610886.

The previous prime is 715610783. The next prime is 715610893. The reversal of 715610887 is 788016517.

It is a strong prime.

It is an emirp because it is prime and its reverse (788016517) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-715610887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (715620887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357805443 + 357805444.

It is an arithmetic number, because the mean of its divisors is an integer number (357805444).

Almost surely, 2^715610887 is an apocalyptic number.

715610887 is a deficient number, since it is larger than the sum of its proper divisors (1).

715610887 is an equidigital number, since it uses as much as digits as its factorization.

715610887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94080, while the sum is 43.

The square root of 715610887 is about 26750.9044146175. The cubic root of 715610887 is about 894.4559959889.

The spelling of 715610887 in words is "seven hundred fifteen million, six hundred ten thousand, eight hundred eighty-seven".