112731272 has 32 divisors (see below), whose sum is σ = 215983800. Its totient is φ = 55148544.

The previous prime is 112731271. The next prime is 112731317. The reversal of 112731272 is 272137211.

It can be written as a sum of positive squares in 4 ways, for example, as 71334916 + 41396356 = 8446^2 + 6434^2 .

It is not an unprimeable number, because it can be changed into a prime (112731271) 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, 79304 + ... + 80712.

Almost surely, 2^112731272 is an apocalyptic number.

It is an amenable number.

112731272 is a deficient number, since it is larger than the sum of its proper divisors (103252528).

112731272 is a wasteful number, since it uses less digits than its factorization.

112731272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1625 (or 1621 counting only the distinct ones).

The product of its digits is 1176, while the sum is 26.

The square root of 112731272 is about 10617.4983870967. The cubic root of 112731272 is about 483.0752668591.

Adding to 112731272 its reverse (272137211), we get a palindrome (384868483).

The spelling of 112731272 in words is "one hundred twelve million, seven hundred thirty-one thousand, two hundred seventy-two".