313974593 has 2 divisors, whose sum is σ = 313974594. Its totient is φ = 313974592.

The previous prime is 313974589. The next prime is 313974613. The reversal of 313974593 is 395479313.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 283316224 + 30658369 = 16832^2 + 5537^2 .

It is a cyclic number.

It is not a de Polignac number, because 313974593 - 2² = 313974589 is a prime.

It is not a weakly prime, because it can be changed into another prime (313970593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156987296 + 156987297.

It is an arithmetic number, because the mean of its divisors is an integer number (156987297).

Almost surely, 2^313974593 is an apocalyptic number.

It is an amenable number.

313974593 is a deficient number, since it is larger than the sum of its proper divisors (1).

313974593 is an equidigital number, since it uses as much as digits as its factorization.

313974593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 306180, while the sum is 44.

The square root of 313974593 is about 17719.3282321876. The cubic root of 313974593 is about 679.6701059851.

The spelling of 313974593 in words is "three hundred thirteen million, nine hundred seventy-four thousand, five hundred ninety-three".