112243731 has 8 divisors (see below), whose sum is σ = 151031760. Its totient is φ = 74142432.

The previous prime is 112243727. The next prime is 112243739. The reversal of 112243731 is 137342211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 112243731 - 2² = 112243727 is a prime.

It is a super-2 number, since 2×112243731² = 25197310297600722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112243739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171300 + ... + 171953.

It is an arithmetic number, because the mean of its divisors is an integer number (18878970).

Almost surely, 2^112243731 is an apocalyptic number.

112243731 is a deficient number, since it is larger than the sum of its proper divisors (38788029).

112243731 is a wasteful number, since it uses less digits than its factorization.

112243731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343365.

The product of its digits is 1008, while the sum is 24.

The square root of 112243731 is about 10594.5141936759. The cubic root of 112243731 is about 482.3778580645.

Adding to 112243731 its reverse (137342211), we get a palindrome (249585942).

The spelling of 112243731 in words is "one hundred twelve million, two hundred forty-three thousand, seven hundred thirty-one".