112182985 has 4 divisors (see below), whose sum is σ = 134619588. Its totient is φ = 89746384.

The previous prime is 112182979. The next prime is 112182997. The reversal of 112182985 is 589281211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 589281211 = 257 ⋅2292923.

It can be written as a sum of positive squares in 2 ways, for example, as 49266361 + 62916624 = 7019^2 + 7932^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112182985 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11218294 + ... + 11218303.

It is an arithmetic number, because the mean of its divisors is an integer number (33654897).

Almost surely, 2^112182985 is an apocalyptic number.

It is an amenable number.

112182985 is a deficient number, since it is larger than the sum of its proper divisors (22436603).

112182985 is an equidigital number, since it uses as much as digits as its factorization.

112182985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22436602.

The product of its digits is 11520, while the sum is 37.

The square root of 112182985 is about 10591.6469446446. The cubic root of 112182985 is about 482.2908218358.

The spelling of 112182985 in words is "one hundred twelve million, one hundred eighty-two thousand, nine hundred eighty-five".