715886641 has 2 divisors, whose sum is σ = 715886642. Its totient is φ = 715886640.

The previous prime is 715886623. The next prime is 715886653. The reversal of 715886641 is 146688517.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 687488400 + 28398241 = 26220^2 + 5329^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-715886641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 715886591 and 715886600.

It is not a weakly prime, because it can be changed into another prime (715886341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357943320 + 357943321.

It is an arithmetic number, because the mean of its divisors is an integer number (357943321).

Almost surely, 2^715886641 is an apocalyptic number.

It is an amenable number.

715886641 is a deficient number, since it is larger than the sum of its proper divisors (1).

715886641 is an equidigital number, since it uses as much as digits as its factorization.

715886641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 322560, while the sum is 46.

The square root of 715886641 is about 26756.0580243054. The cubic root of 715886641 is about 894.5708713346.

The spelling of 715886641 in words is "seven hundred fifteen million, eight hundred eighty-six thousand, six hundred forty-one".