318646325111 has 2 divisors, whose sum is σ = 318646325112. Its totient is φ = 318646325110.

The previous prime is 318646325099. The next prime is 318646325131. The reversal of 318646325111 is 111523646813.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 318646325111 - 2¹⁴ = 318646308727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (318646325131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159323162555 + 159323162556.

It is an arithmetic number, because the mean of its divisors is an integer number (159323162556).

Almost surely, 2^318646325111 is an apocalyptic number.

318646325111 is a deficient number, since it is larger than the sum of its proper divisors (1).

318646325111 is an equidigital number, since it uses as much as digits as its factorization.

318646325111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 41.

The spelling of 318646325111 in words is "three hundred eighteen billion, six hundred forty-six million, three hundred twenty-five thousand, one hundred eleven".