313245477 has 6 divisors (see below), whose sum is σ = 452465702. Its totient is φ = 208830312.

The previous prime is 313245469. The next prime is 313245481. The reversal of 313245477 is 774542313.

313245477 is a `hidden beast` number, since 3 + 132 + 454 + 77 = 666.

It can be written as a sum of positive squares in only one way, i.e., 311487201 + 1758276 = 17649^2 + 1326^2 .

It is not a de Polignac number, because 313245477 - 2³ = 313245469 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 (313245577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17402518 + ... + 17402535.

Almost surely, 2^313245477 is an apocalyptic number.

It is an amenable number.

313245477 is a deficient number, since it is larger than the sum of its proper divisors (139220225).

313245477 is a wasteful number, since it uses less digits than its factorization.

313245477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34805059 (or 34805056 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 313245477 is about 17698.7422434477. The cubic root of 313245477 is about 679.1435852059.

The spelling of 313245477 in words is "three hundred thirteen million, two hundred forty-five thousand, four hundred seventy-seven".