313167479 has 2 divisors, whose sum is σ = 313167480. Its totient is φ = 313167478.

The previous prime is 313167431. The next prime is 313167497. The reversal of 313167479 is 974761313.

Together with next prime (313167497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313167479 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313167779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156583739 + 156583740.

It is an arithmetic number, because the mean of its divisors is an integer number (156583740).

Almost surely, 2^313167479 is an apocalyptic number.

313167479 is a deficient number, since it is larger than the sum of its proper divisors (1).

313167479 is an equidigital number, since it uses as much as digits as its factorization.

313167479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256, while the sum is 41.

The square root of 313167479 is about 17696.5386163509. The cubic root of 313167479 is about 679.0872116986.

The spelling of 313167479 in words is "three hundred thirteen million, one hundred sixty-seven thousand, four hundred seventy-nine".