318875306741 has 2 divisors, whose sum is σ = 318875306742. Its totient is φ = 318875306740.

The previous prime is 318875306719. The next prime is 318875306839. The reversal of 318875306741 is 147603578813.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 170845822225 + 148029484516 = 413335^2 + 384746^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-318875306741 is a prime.

It is a super-2 number, since 2×318875306741² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (318875306341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159437653370 + 159437653371.

It is an arithmetic number, because the mean of its divisors is an integer number (159437653371).

Almost surely, 2^318875306741 is an apocalyptic number.

It is an amenable number.

318875306741 is a deficient number, since it is larger than the sum of its proper divisors (1).

318875306741 is an equidigital number, since it uses as much as digits as its factorization.

318875306741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3386880, while the sum is 53.

The spelling of 318875306741 in words is "three hundred eighteen billion, eight hundred seventy-five million, three hundred six thousand, seven hundred forty-one".