112412091 has 32 divisors (see below), whose sum is σ = 170968320. Its totient is φ = 65072000.

The previous prime is 112412077. The next prime is 112412117. The reversal of 112412091 is 190214211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 112412091 - 2⁵ = 112412059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112412011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96076 + ... + 97238.

It is an arithmetic number, because the mean of its divisors is an integer number (5342760).

Almost surely, 2^112412091 is an apocalyptic number.

112412091 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112412091 is a deficient number, since it is larger than the sum of its proper divisors (58556229).

112412091 is a wasteful number, since it uses less digits than its factorization.

112412091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307.

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 112412091 is about 10602.4568379220. The cubic root of 112412091 is about 482.6189184903.

It can be divided in two parts, 1124120 and 91, that added together give a palindrome (1124211).

The spelling of 112412091 in words is "one hundred twelve million, four hundred twelve thousand, ninety-one".