3113731723 has 4 divisors (see below), whose sum is σ = 3277612360. Its totient is φ = 2949851088.

The previous prime is 3113731693. The next prime is 3113731801. The reversal of 3113731723 is 3271373113.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3113731723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3113738723) 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, 81940290 + ... + 81940327.

It is an arithmetic number, because the mean of its divisors is an integer number (819403090).

Almost surely, 2^3113731723 is an apocalyptic number.

3113731723 is a deficient number, since it is larger than the sum of its proper divisors (163880637).

3113731723 is a wasteful number, since it uses less digits than its factorization.

3113731723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163880636.

The product of its digits is 7938, while the sum is 31.

The square root of 3113731723 is about 55800.8218846282. The cubic root of 3113731723 is about 1460.2494918287.

The spelling of 3113731723 in words is "three billion, one hundred thirteen million, seven hundred thirty-one thousand, seven hundred twenty-three".