315314677 has 4 divisors (see below), whose sum is σ = 315655020. Its totient is φ = 314974336.

The previous prime is 315314647. The next prime is 315314693. The reversal of 315314677 is 776413513.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 140043556 + 175271121 = 11834^2 + 13239^2 .

It is a cyclic number.

It is not a de Polignac number, because 315314677 - 2²³ = 306926069 is a prime.

It is a super-2 number, since 2×315314677² = 198846691063228658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315314617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168778 + ... + 170635.

It is an arithmetic number, because the mean of its divisors is an integer number (78913755).

Almost surely, 2^315314677 is an apocalyptic number.

It is an amenable number.

315314677 is a deficient number, since it is larger than the sum of its proper divisors (340343).

315314677 is an equidigital number, since it uses as much as digits as its factorization.

315314677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340342.

The product of its digits is 52920, while the sum is 37.

The square root of 315314677 is about 17757.1021566020. The cubic root of 315314677 is about 680.6357066985.

The spelling of 315314677 in words is "three hundred fifteen million, three hundred fourteen thousand, six hundred seventy-seven".