716331313 has 4 divisors (see below), whose sum is σ = 716392948. Its totient is φ = 716269680.

The previous prime is 716331311. The next prime is 716331401. The reversal of 716331313 is 313133617.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 460875024 + 255456289 = 21468^2 + 15983^2 .

It is a cyclic number.

It is not a de Polignac number, because 716331313 - 2¹ = 716331311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (716331311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7506 + ... + 38587.

It is an arithmetic number, because the mean of its divisors is an integer number (179098237).

Almost surely, 2^716331313 is an apocalyptic number.

It is an amenable number.

716331313 is a deficient number, since it is larger than the sum of its proper divisors (61635).

716331313 is a wasteful number, since it uses less digits than its factorization.

716331313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61634.

The product of its digits is 3402, while the sum is 28.

The square root of 716331313 is about 26764.3664785849. The cubic root of 716331313 is about 894.7560534858.

The spelling of 716331313 in words is "seven hundred sixteen million, three hundred thirty-one thousand, three hundred thirteen".