716867513 has 2 divisors, whose sum is σ = 716867514. Its totient is φ = 716867512.

The previous prime is 716867497. The next prime is 716867521. The reversal of 716867513 is 315768617.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 716793529 + 73984 = 26773^2 + 272^2 .

It is a cyclic number.

It is not a de Polignac number, because 716867513 - 2⁴ = 716867497 is a prime.

It is not a weakly prime, because it can be changed into another prime (716867533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358433756 + 358433757.

It is an arithmetic number, because the mean of its divisors is an integer number (358433757).

Almost surely, 2^716867513 is an apocalyptic number.

It is an amenable number.

716867513 is a deficient number, since it is larger than the sum of its proper divisors (1).

716867513 is an equidigital number, since it uses as much as digits as its factorization.

716867513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 44.

The square root of 716867513 is about 26774.3816548581. The cubic root of 716867513 is about 894.9792502706.

The spelling of 716867513 in words is "seven hundred sixteen million, eight hundred sixty-seven thousand, five hundred thirteen".