696313913 has 2 divisors, whose sum is σ = 696313914. Its totient is φ = 696313912.

The previous prime is 696313907. The next prime is 696313987. The reversal of 696313913 is 319313696.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 402122809 + 294191104 = 20053^2 + 17152^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-696313913 is a prime.

It is not a weakly prime, because it can be changed into another prime (696313213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348156956 + 348156957.

It is an arithmetic number, because the mean of its divisors is an integer number (348156957).

Almost surely, 2^696313913 is an apocalyptic number.

It is an amenable number.

696313913 is a deficient number, since it is larger than the sum of its proper divisors (1).

696313913 is an equidigital number, since it uses as much as digits as its factorization.

696313913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 78732, while the sum is 41.

The square root of 696313913 is about 26387.7606666424. The cubic root of 696313913 is about 886.3427383603.

The spelling of 696313913 in words is "six hundred ninety-six million, three hundred thirteen thousand, nine hundred thirteen".