112691774831 has 4 divisors (see below), whose sum is σ = 112807120512. Its totient is φ = 112576429152.

The previous prime is 112691774761. The next prime is 112691774837. The reversal of 112691774831 is 138477196211.

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-112691774831 is a prime.

It is a super-2 number, since 2×112691774831² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112691774831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112691774837) 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, 57671375 + ... + 57673328.

It is an arithmetic number, because the mean of its divisors is an integer number (28201780128).

Almost surely, 2^112691774831 is an apocalyptic number.

112691774831 is a deficient number, since it is larger than the sum of its proper divisors (115345681).

112691774831 is an equidigital number, since it uses as much as digits as its factorization.

112691774831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115345680.

The product of its digits is 508032, while the sum is 50.

The spelling of 112691774831 in words is "one hundred twelve billion, six hundred ninety-one million, seven hundred seventy-four thousand, eight hundred thirty-one".