112342091 has 4 divisors (see below), whose sum is σ = 115082184. Its totient is φ = 109602000.

The previous prime is 112342081. The next prime is 112342099. The reversal of 112342091 is 190243211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 190243211 = 1559 ⋅122029.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112342091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112342099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1369985 + ... + 1370066.

It is an arithmetic number, because the mean of its divisors is an integer number (28770546).

Almost surely, 2^112342091 is an apocalyptic number.

112342091 is a deficient number, since it is larger than the sum of its proper divisors (2740093).

112342091 is an equidigital number, since it uses as much as digits as its factorization.

112342091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740092.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 112342091 is about 10599.1552021847. The cubic root of 112342091 is about 482.5187206711.

The spelling of 112342091 in words is "one hundred twelve million, three hundred forty-two thousand, ninety-one".