313112377 has 2 divisors, whose sum is σ = 313112378. Its totient is φ = 313112376.

The previous prime is 313112353. The next prime is 313112407. The reversal of 313112377 is 773211313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 309619216 + 3493161 = 17596^2 + 1869^2 .

It is a cyclic number.

It is not a de Polignac number, because 313112377 - 2⁷ = 313112249 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (313112347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156556188 + 156556189.

It is an arithmetic number, because the mean of its divisors is an integer number (156556189).

Almost surely, 2^313112377 is an apocalyptic number.

It is an amenable number.

313112377 is a deficient number, since it is larger than the sum of its proper divisors (1).

313112377 is an equidigital number, since it uses as much as digits as its factorization.

313112377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2646, while the sum is 28.

The square root of 313112377 is about 17694.9816897334. The cubic root of 313112377 is about 679.0473807658.

The spelling of 313112377 in words is "three hundred thirteen million, one hundred twelve thousand, three hundred seventy-seven".