313577139 has 4 divisors (see below), whose sum is σ = 418102856. Its totient is φ = 209051424.

The previous prime is 313577137. The next prime is 313577167. The reversal of 313577139 is 931775313.

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

It is not a de Polignac number, because 313577139 - 2¹ = 313577137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 313577097 and 313577106.

It is not an unprimeable number, because it can be changed into a prime (313577137) 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, 52262854 + ... + 52262859.

It is an arithmetic number, because the mean of its divisors is an integer number (104525714).

Almost surely, 2^313577139 is an apocalyptic number.

313577139 is a deficient number, since it is larger than the sum of its proper divisors (104525717).

313577139 is a wasteful number, since it uses less digits than its factorization.

313577139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104525716.

The product of its digits is 59535, while the sum is 39.

The square root of 313577139 is about 17708.1094134862. The cubic root of 313577139 is about 679.3831914006.

The spelling of 313577139 in words is "three hundred thirteen million, five hundred seventy-seven thousand, one hundred thirty-nine".