313155403 has 8 divisors (see below), whose sum is σ = 342201600. Its totient is φ = 284205480.

The previous prime is 313155391. The next prime is 313155413. The reversal of 313155403 is 304551313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 313155403 - 2¹⁷ = 313024331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313155413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17175 + ... + 30352.

It is an arithmetic number, because the mean of its divisors is an integer number (42775200).

Almost surely, 2^313155403 is an apocalyptic number.

313155403 is a deficient number, since it is larger than the sum of its proper divisors (29046197).

313155403 is a wasteful number, since it uses less digits than its factorization.

313155403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48137.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 313155403 is about 17696.1974163943. The cubic root of 313155403 is about 679.0784828627.

The spelling of 313155403 in words is "three hundred thirteen million, one hundred fifty-five thousand, four hundred three".