313671679 has 2 divisors, whose sum is σ = 313671680. Its totient is φ = 313671678.

The previous prime is 313671667. The next prime is 313671707. The reversal of 313671679 is 976176313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313671679 - 2¹⁵ = 313638911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313671619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156835839 + 156835840.

It is an arithmetic number, because the mean of its divisors is an integer number (156835840).

Almost surely, 2^313671679 is an apocalyptic number.

313671679 is a deficient number, since it is larger than the sum of its proper divisors (1).

313671679 is an equidigital number, since it uses as much as digits as its factorization.

313671679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 142884, while the sum is 43.

The square root of 313671679 is about 17710.7786107782. The cubic root of 313671679 is about 679.4514600180.

The spelling of 313671679 in words is "three hundred thirteen million, six hundred seventy-one thousand, six hundred seventy-nine".