313144618 has 8 divisors (see below), whose sum is σ = 469893600. Its totient is φ = 156513420.

The previous prime is 313144613. The next prime is 313144633. The reversal of 313144618 is 816441313.

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

It is a self number, because there is not a number n which added to its sum of digits gives 313144618.

It is not an unprimeable number, because it can be changed into a prime (313144613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22468 + ... + 33631.

It is an arithmetic number, because the mean of its divisors is an integer number (58736700).

Almost surely, 2^313144618 is an apocalyptic number.

313144618 is a deficient number, since it is larger than the sum of its proper divisors (156748982).

313144618 is a wasteful number, since it uses less digits than its factorization.

313144618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58892.

The product of its digits is 6912, while the sum is 31.

The square root of 313144618 is about 17695.8926872876. The cubic root of 313144618 is about 679.0706870043.

The spelling of 313144618 in words is "three hundred thirteen million, one hundred forty-four thousand, six hundred eighteen".