3113131401 has 60 divisors (see below), whose sum is σ = 4834753924. Its totient is φ = 1995710400.

The previous prime is 3113131379. The next prime is 3113131403. The reversal of 3113131401 is 1041313113.

3113131401 is a `hidden beast` number, since 311 + 313 + 1 + 40 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 63441225 + 3049690176 = 7965^2 + 55224^2 .

It is not a de Polignac number, because 3113131401 - 2⁶ = 3113131337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3113131403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 17199531 + ... + 17199711.

Almost surely, 2^3113131401 is an apocalyptic number.

It is an amenable number.

3113131401 is a deficient number, since it is larger than the sum of its proper divisors (1721622523).

3113131401 is an equidigital number, since it uses as much as digits as its factorization.

3113131401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372 (or 304 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 3113131401 is about 55795.4424751700. The cubic root of 3113131401 is about 1460.1556412858.

Adding to 3113131401 its reverse (1041313113), we get a palindrome (4154444514).

The spelling of 3113131401 in words is "three billion, one hundred thirteen million, one hundred thirty-one thousand, four hundred one".