311360063149 has 2 divisors, whose sum is σ = 311360063150. Its totient is φ = 311360063148.

The previous prime is 311360063101. The next prime is 311360063177. The reversal of 311360063149 is 941360063113.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 302274542025 + 9085521124 = 549795^2 + 95318^2 .

It is a cyclic number.

It is not a de Polignac number, because 311360063149 - 2²⁷ = 311225845421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (311360013149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155680031574 + 155680031575.

It is an arithmetic number, because the mean of its divisors is an integer number (155680031575).

Almost surely, 2^311360063149 is an apocalyptic number.

It is an amenable number.

311360063149 is a deficient number, since it is larger than the sum of its proper divisors (1).

311360063149 is an equidigital number, since it uses as much as digits as its factorization.

311360063149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 37.

The spelling of 311360063149 in words is "three hundred eleven billion, three hundred sixty million, sixty-three thousand, one hundred forty-nine".