313311355 has 16 divisors (see below), whose sum is σ = 437793984. Its totient is φ = 210787200.

The previous prime is 313311329. The next prime is 313311391. The reversal of 313311355 is 553113313.

It is not a de Polignac number, because 313311355 - 2⁹ = 313310843 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82596 + ... + 86305.

It is an arithmetic number, because the mean of its divisors is an integer number (27362124).

Almost surely, 2^313311355 is an apocalyptic number.

313311355 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

313311355 is a deficient number, since it is larger than the sum of its proper divisors (124482629).

313311355 is a wasteful number, since it uses less digits than its factorization.

313311355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168966.

The product of its digits is 2025, while the sum is 25.

The square root of 313311355 is about 17700.6032383080. The cubic root of 313311355 is about 679.1911916236.

Adding to 313311355 its reverse (553113313), we get a palindrome (866424668).

It can be divided in two parts, 31331 and 1355, that multiplied together give a triangular number (42453505 = T₉₂₁₄).

The spelling of 313311355 in words is "three hundred thirteen million, three hundred eleven thousand, three hundred fifty-five".