112124289 has 4 divisors (see below), whose sum is σ = 149499056. Its totient is φ = 74749524.

The previous prime is 112124279. The next prime is 112124293. The reversal of 112124289 is 982421211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 112124289 - 2¹³ = 112116097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (112124209) 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, 18687379 + ... + 18687384.

It is an arithmetic number, because the mean of its divisors is an integer number (37374764).

Almost surely, 2^112124289 is an apocalyptic number.

It is an amenable number.

112124289 is a deficient number, since it is larger than the sum of its proper divisors (37374767).

112124289 is an equidigital number, since it uses as much as digits as its factorization.

112124289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37374766.

The product of its digits is 2304, while the sum is 30.

The square root of 112124289 is about 10588.8757193576. The cubic root of 112124289 is about 482.2066929736.

The spelling of 112124289 in words is "one hundred twelve million, one hundred twenty-four thousand, two hundred eighty-nine".