318822137713 has 2 divisors, whose sum is σ = 318822137714. Its totient is φ = 318822137712.

The previous prime is 318822137701. The next prime is 318822137789. The reversal of 318822137713 is 317731228813.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 166914736704 + 151907401009 = 408552^2 + 389753^2 .

It is an emirp because it is prime and its reverse (317731228813) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 318822137713 - 2¹⁷ = 318822006641 is a prime.

It is not a weakly prime, because it can be changed into another prime (318822137813) 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, 159411068856 + 159411068857.

It is an arithmetic number, because the mean of its divisors is an integer number (159411068857).

Almost surely, 2^318822137713 is an apocalyptic number.

It is an amenable number.

318822137713 is a deficient number, since it is larger than the sum of its proper divisors (1).

318822137713 is an equidigital number, since it uses as much as digits as its factorization.

318822137713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 46.

The spelling of 318822137713 in words is "three hundred eighteen billion, eight hundred twenty-two million, one hundred thirty-seven thousand, seven hundred thirteen".