318339112801 has 2 divisors, whose sum is σ = 318339112802. Its totient is φ = 318339112800.

The previous prime is 318339112787. The next prime is 318339112813. The reversal of 318339112801 is 108211933813.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 304263663201 + 14075449600 = 551601^2 + 118640^2 .

It is an emirp because it is prime and its reverse (108211933813) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 318339112801 - 2⁷ = 318339112673 is a prime.

It is not a weakly prime, because it can be changed into another prime (318339112901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159169556400 + 159169556401.

It is an arithmetic number, because the mean of its divisors is an integer number (159169556401).

Almost surely, 2^318339112801 is an apocalyptic number.

It is an amenable number.

318339112801 is a deficient number, since it is larger than the sum of its proper divisors (1).

318339112801 is an equidigital number, since it uses as much as digits as its factorization.

318339112801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 40.

The spelling of 318339112801 in words is "three hundred eighteen billion, three hundred thirty-nine million, one hundred twelve thousand, eight hundred one".