3113320143 has 32 divisors (see below), whose sum is σ = 4553703360. Its totient is φ = 1883248640.

The previous prime is 3113320139. The next prime is 3113320169. The reversal of 3113320143 is 3410233113.

It is a cyclic number.

It is not a de Polignac number, because 3113320143 - 2² = 3113320139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113320643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1390621 + ... + 1392857.

It is an arithmetic number, because the mean of its divisors is an integer number (142303230).

Almost surely, 2^3113320143 is an apocalyptic number.

3113320143 is a deficient number, since it is larger than the sum of its proper divisors (1440383217).

3113320143 is a wasteful number, since it uses less digits than its factorization.

3113320143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3227.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 3113320143 is about 55797.1338242387. The cubic root of 3113320143 is about 1460.1851493160.

Adding to 3113320143 its reverse (3410233113), we get a palindrome (6523553256).

The spelling of 3113320143 in words is "three billion, one hundred thirteen million, three hundred twenty thousand, one hundred forty-three".