112981755 has 16 divisors (see below), whose sum is σ = 183836160. Its totient is φ = 59235168.

The previous prime is 112981747. The next prime is 112981787. The reversal of 112981755 is 557189211.

It is not a de Polignac number, because 112981755 - 2³ = 112981747 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62947 + ... + 64716.

It is an arithmetic number, because the mean of its divisors is an integer number (11489760).

Almost surely, 2^112981755 is an apocalyptic number.

112981755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

112981755 is a deficient number, since it is larger than the sum of its proper divisors (70854405).

112981755 is a wasteful number, since it uses less digits than its factorization.

112981755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127730.

The product of its digits is 25200, while the sum is 39.

The square root of 112981755 is about 10629.2876054795. The cubic root of 112981755 is about 483.4327915288.

The spelling of 112981755 in words is "one hundred twelve million, nine hundred eighty-one thousand, seven hundred fifty-five".