112884509 has 4 divisors (see below), whose sum is σ = 113577216. Its totient is φ = 112191804.

The previous prime is 112884487. The next prime is 112884511. The reversal of 112884509 is 905488211.

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 a cyclic number.

It is not a de Polignac number, because 112884509 - 2¹² = 112880413 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 (112884599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 346109 + ... + 346434.

It is an arithmetic number, because the mean of its divisors is an integer number (28394304).

Almost surely, 2^112884509 is an apocalyptic number.

It is an amenable number.

112884509 is a deficient number, since it is larger than the sum of its proper divisors (692707).

112884509 is an equidigital number, since it uses as much as digits as its factorization.

112884509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692706.

The product of its (nonzero) digits is 23040, while the sum is 38.

The square root of 112884509 is about 10624.7121843370. The cubic root of 112884509 is about 483.2940511343.

The spelling of 112884509 in words is "one hundred twelve million, eight hundred eighty-four thousand, five hundred nine".