3113043431 has 4 divisors (see below), whose sum is σ = 3137555712. Its totient is φ = 3088531152.

The previous prime is 3113043413. The next prime is 3113043511. The reversal of 3113043431 is 1343403113.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3113043431 - 2¹⁰ = 3113042407 is a prime.

It is a super-3 number, since 3×3113043431³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3113043397 and 3113043406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113003431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12255950 + ... + 12256203.

It is an arithmetic number, because the mean of its divisors is an integer number (784388928).

Almost surely, 2^3113043431 is an apocalyptic number.

3113043431 is a deficient number, since it is larger than the sum of its proper divisors (24512281).

3113043431 is a wasteful number, since it uses less digits than its factorization.

3113043431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24512280.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 3113043431 is about 55794.6541435647. The cubic root of 3113043431 is about 1460.1418875991.

Adding to 3113043431 its reverse (1343403113), we get a palindrome (4456446544).

The spelling of 3113043431 in words is "three billion, one hundred thirteen million, forty-three thousand, four hundred thirty-one".