716936813 has 2 divisors, whose sum is σ = 716936814. Its totient is φ = 716936812.

The previous prime is 716936791. The next prime is 716936849. The reversal of 716936813 is 318639617.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 703416484 + 13520329 = 26522^2 + 3677^2 .

It is a cyclic number.

It is not a de Polignac number, because 716936813 - 2¹⁰ = 716935789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (716936863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358468406 + 358468407.

It is an arithmetic number, because the mean of its divisors is an integer number (358468407).

Almost surely, 2^716936813 is an apocalyptic number.

It is an amenable number.

716936813 is a deficient number, since it is larger than the sum of its proper divisors (1).

716936813 is an equidigital number, since it uses as much as digits as its factorization.

716936813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 44.

The square root of 716936813 is about 26775.6757711173. The cubic root of 716936813 is about 895.0080887298.

The spelling of 716936813 in words is "seven hundred sixteen million, nine hundred thirty-six thousand, eight hundred thirteen".