112309689 has 8 divisors (see below), whose sum is σ = 153793600. Its totient is φ = 72849456.

The previous prime is 112309609. The next prime is 112309727. The reversal of 112309689 is 986903211.

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

It is not a de Polignac number, because 112309689 - 2⁹ = 112309177 is a prime.

It is a super-2 number, since 2×112309689² = 25226932486553442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112309609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505789 + ... + 506010.

It is an arithmetic number, because the mean of its divisors is an integer number (19224200).

Almost surely, 2^112309689 is an apocalyptic number.

It is an amenable number.

112309689 is a deficient number, since it is larger than the sum of its proper divisors (41483911).

112309689 is a wasteful number, since it uses less digits than its factorization.

112309689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011839.

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 112309689 is about 10597.6265739080. The cubic root of 112309689 is about 482.4723264395.

The spelling of 112309689 in words is "one hundred twelve million, three hundred nine thousand, six hundred eighty-nine".