112991883 has 8 divisors (see below), whose sum is σ = 152563200. Its totient is φ = 74374248.

The previous prime is 112991881. The next prime is 112991887. The reversal of 112991883 is 388199211.

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

It is not a de Polignac number, because 112991883 - 2¹ = 112991881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112991881) 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, 238143 + ... + 238616.

It is an arithmetic number, because the mean of its divisors is an integer number (19070400).

Almost surely, 2^112991883 is an apocalyptic number.

112991883 is a deficient number, since it is larger than the sum of its proper divisors (39571317).

112991883 is an equidigital number, since it uses as much as digits as its factorization.

112991883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476841.

The product of its digits is 31104, while the sum is 42.

The square root of 112991883 is about 10629.7640143138. The cubic root of 112991883 is about 483.4472365190.

The spelling of 112991883 in words is "one hundred twelve million, nine hundred ninety-one thousand, eight hundred eighty-three".