696368513 has 2 divisors, whose sum is σ = 696368514. Its totient is φ = 696368512.

The previous prime is 696368471. The next prime is 696368549. The reversal of 696368513 is 315863696.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 413186929 + 283181584 = 20327^2 + 16828^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-696368513 is a prime.

It is not a weakly prime, because it can be changed into another prime (696368573) 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, 348184256 + 348184257.

It is an arithmetic number, because the mean of its divisors is an integer number (348184257).

Almost surely, 2^696368513 is an apocalyptic number.

It is an amenable number.

696368513 is a deficient number, since it is larger than the sum of its proper divisors (1).

696368513 is an equidigital number, since it uses as much as digits as its factorization.

696368513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 47.

The square root of 696368513 is about 26388.7952169098. The cubic root of 696368513 is about 886.3659046591.

The spelling of 696368513 in words is "six hundred ninety-six million, three hundred sixty-eight thousand, five hundred thirteen".