313441345 has 16 divisors (see below), whose sum is σ = 430156800. Its totient is φ = 214784064.

The previous prime is 313441327. The next prime is 313441379. The reversal of 313441345 is 543144313.

It is a cyclic number.

It is not a de Polignac number, because 313441345 - 2⁵ = 313441313 is a prime.

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, 82099 + ... + 85831.

It is an arithmetic number, because the mean of its divisors is an integer number (26884800).

Almost surely, 2^313441345 is an apocalyptic number.

313441345 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

313441345 is a deficient number, since it is larger than the sum of its proper divisors (116715455).

313441345 is a wasteful number, since it uses less digits than its factorization.

313441345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6144.

The product of its digits is 8640, while the sum is 28.

The square root of 313441345 is about 17704.2747662817. The cubic root of 313441345 is about 679.2851086962.

Adding to 313441345 its reverse (543144313), we get a palindrome (856585658).

It can be divided in two parts, 31 and 3441345, that added together give a triangular number (3441376 = T₂₆₂₃).

The spelling of 313441345 in words is "three hundred thirteen million, four hundred forty-one thousand, three hundred forty-five".