112209985 has 8 divisors (see below), whose sum is σ = 140506560. Its totient is φ = 85864944.

The previous prime is 112209971. The next prime is 112209997. The reversal of 112209985 is 589902211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112209985 - 2⁹ = 112209473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487755 + ... + 487984.

It is an arithmetic number, because the mean of its divisors is an integer number (17563320).

Almost surely, 2^112209985 is an apocalyptic number.

It is an amenable number.

112209985 is a deficient number, since it is larger than the sum of its proper divisors (28296575).

112209985 is an equidigital number, since it uses as much as digits as its factorization.

112209985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 975767.

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 112209985 is about 10592.9214572751. The cubic root of 112209985 is about 482.3295110293.

The spelling of 112209985 in words is "one hundred twelve million, two hundred nine thousand, nine hundred eighty-five".