313945012 has 12 divisors (see below), whose sum is σ = 550903360. Its totient is φ = 156544056.

The previous prime is 313944977. The next prime is 313945061. The reversal of 313945012 is 210549313.

313945012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×313945012² = 197122941119360288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105462 + ... + 108397.

Almost surely, 2^313945012 is an apocalyptic number.

It is an amenable number.

313945012 is a deficient number, since it is larger than the sum of its proper divisors (236958348).

313945012 is a wasteful number, since it uses less digits than its factorization.

313945012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214230 (or 214228 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 313945012 is about 17718.4935025526. The cubic root of 313945012 is about 679.6487603590.

The spelling of 313945012 in words is "three hundred thirteen million, nine hundred forty-five thousand, twelve".