112274991 has 24 divisors (see below), whose sum is σ = 169513344. Its totient is φ = 74257560.

The previous prime is 112274989. The next prime is 112275019. The reversal of 112274991 is 199472211.

It is not a de Polignac number, because 112274991 - 2¹ = 112274989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112274191) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30070 + ... + 33596.

It is an arithmetic number, because the mean of its divisors is an integer number (7063056).

Almost surely, 2^112274991 is an apocalyptic number.

112274991 is a deficient number, since it is larger than the sum of its proper divisors (57238353).

112274991 is an equidigital number, since it uses as much as digits as its factorization.

112274991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3673 (or 3661 counting only the distinct ones).

The product of its digits is 9072, while the sum is 36.

The square root of 112274991 is about 10595.9893827806. The cubic root of 112274991 is about 482.4226348257.

The spelling of 112274991 in words is "one hundred twelve million, two hundred seventy-four thousand, nine hundred ninety-one".