313819725 has 12 divisors (see below), whose sum is σ = 518848736. Its totient is φ = 167370480.

The previous prime is 313819721. The next prime is 313819729. The reversal of 313819725 is 527918313.

It is an interprime number because it is at equal distance from previous prime (313819721) and next prime (313819729).

It is not a de Polignac number, because 313819725 - 2² = 313819721 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313819721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2092057 + ... + 2092206.

Almost surely, 2^313819725 is an apocalyptic number.

It is an amenable number.

313819725 is a deficient number, since it is larger than the sum of its proper divisors (205029011).

313819725 is a wasteful number, since it uses less digits than its factorization.

313819725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4184276 (or 4184271 counting only the distinct ones).

The product of its digits is 45360, while the sum is 39.

The square root of 313819725 is about 17714.9576629469. The cubic root of 313819725 is about 679.5583384903.

The spelling of 313819725 in words is "three hundred thirteen million, eight hundred nineteen thousand, seven hundred twenty-five".