802317231013 has 2 divisors, whose sum is σ = 802317231014. Its totient is φ = 802317231012.

The previous prime is 802317230993. The next prime is 802317231059. The reversal of 802317231013 is 310132713208.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 720593858884 + 81723372129 = 848878^2 + 285873^2 .

It is a cyclic number.

It is not a de Polignac number, because 802317231013 - 2³⁷ = 664878277541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (802317231113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401158615506 + 401158615507.

It is an arithmetic number, because the mean of its divisors is an integer number (401158615507).

Almost surely, 2^802317231013 is an apocalyptic number.

It is an amenable number.

802317231013 is a deficient number, since it is larger than the sum of its proper divisors (1).

802317231013 is an equidigital number, since it uses as much as digits as its factorization.

802317231013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 802317231013 in words is "eight hundred two billion, three hundred seventeen million, two hundred thirty-one thousand, thirteen".