313594139 has 4 divisors (see below), whose sum is σ = 324407760. Its totient is φ = 302780520.

The previous prime is 313594133. The next prime is 313594153. The reversal of 313594139 is 931495313.

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

It is a cyclic number.

It is not a de Polignac number, because 313594139 - 2⁴ = 313594123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313594133) 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, 5406767 + ... + 5406824.

It is an arithmetic number, because the mean of its divisors is an integer number (81101940).

Almost surely, 2^313594139 is an apocalyptic number.

313594139 is a deficient number, since it is larger than the sum of its proper divisors (10813621).

313594139 is a wasteful number, since it uses less digits than its factorization.

313594139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10813620.

The product of its digits is 43740, while the sum is 38.

The square root of 313594139 is about 17708.5894130504. The cubic root of 313594139 is about 679.3954683431.

The spelling of 313594139 in words is "three hundred thirteen million, five hundred ninety-four thousand, one hundred thirty-nine".