313656429 has 4 divisors (see below), whose sum is σ = 418208576. Its totient is φ = 209104284.

The previous prime is 313656401. The next prime is 313656461. The reversal of 313656429 is 924656313.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 313656429 - 2⁵ = 313656397 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 (313656479) 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, 52276069 + ... + 52276074.

It is an arithmetic number, because the mean of its divisors is an integer number (104552144).

Almost surely, 2^313656429 is an apocalyptic number.

It is an amenable number.

313656429 is a deficient number, since it is larger than the sum of its proper divisors (104552147).

313656429 is a wasteful number, since it uses less digits than its factorization.

313656429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104552146.

The product of its digits is 116640, while the sum is 39.

The square root of 313656429 is about 17710.3480767601. The cubic root of 313656429 is about 679.4404487140.

The spelling of 313656429 in words is "three hundred thirteen million, six hundred fifty-six thousand, four hundred twenty-nine".