112120445 has 16 divisors (see below), whose sum is σ = 138438720. Its totient is φ = 87120000.

The previous prime is 112120439. The next prime is 112120487. The reversal of 112120445 is 544021211.

It is a happy number.

It is not a de Polignac number, because 112120445 - 2⁴ = 112120429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50366 + ... + 52544.

It is an arithmetic number, because the mean of its divisors is an integer number (8652420).

Almost surely, 2^112120445 is an apocalyptic number.

It is an amenable number.

112120445 is a deficient number, since it is larger than the sum of its proper divisors (26318275).

112120445 is a wasteful number, since it uses less digits than its factorization.

112120445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2476.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 112120445 is about 10588.6942065582. The cubic root of 112120445 is about 482.2011823516.

Adding to 112120445 its reverse (544021211), we get a palindrome (656141656).

The spelling of 112120445 in words is "one hundred twelve million, one hundred twenty thousand, four hundred forty-five".