313111326 has 16 divisors (see below), whose sum is σ = 683152128. Its totient is φ = 94882200.

The previous prime is 313111319. The next prime is 313111327. The reversal of 313111326 is 623111313.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313111327) 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, 2371990 + ... + 2372121.

It is an arithmetic number, because the mean of its divisors is an integer number (42697008).

Almost surely, 2^313111326 is an apocalyptic number.

313111326 is an abundant number, since it is smaller than the sum of its proper divisors (370040802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313111326 is a wasteful number, since it uses less digits than its factorization.

313111326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4744127.

The product of its digits is 324, while the sum is 21.

The square root of 313111326 is about 17694.9519920230. The cubic root of 313111326 is about 679.0466209964.

Adding to 313111326 its reverse (623111313), we get a palindrome (936222639).

The spelling of 313111326 in words is "three hundred thirteen million, one hundred eleven thousand, three hundred twenty-six".