112240551 has 4 divisors (see below), whose sum is σ = 149654072. Its totient is φ = 74827032.

The previous prime is 112240517. The next prime is 112240567. The reversal of 112240551 is 155042211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 155042211 = 3 ⋅51680737.

It is not a de Polignac number, because 112240551 - 2⁶ = 112240487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112240451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18706756 + ... + 18706761.

It is an arithmetic number, because the mean of its divisors is an integer number (37413518).

Almost surely, 2^112240551 is an apocalyptic number.

112240551 is a deficient number, since it is larger than the sum of its proper divisors (37413521).

112240551 is an equidigital number, since it uses as much as digits as its factorization.

112240551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37413520.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 112240551 is about 10594.3641149434. The cubic root of 112240551 is about 482.3733025730.

Adding to 112240551 its reverse (155042211), we get a palindrome (267282762).

The spelling of 112240551 in words is "one hundred twelve million, two hundred forty thousand, five hundred fifty-one".