112565389 has 8 divisors (see below), whose sum is σ = 113624120. Its totient is φ = 111511296.

The previous prime is 112565353. The next prime is 112565417. The reversal of 112565389 is 983565211.

It can be written as a sum of positive squares in 4 ways, for example, as 5442889 + 107122500 = 2333^2 + 10350^2 .

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 112565389 - 2⁷ = 112565261 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 (112568389) 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, 63337 + ... + 65089.

It is an arithmetic number, because the mean of its divisors is an integer number (14203015).

Almost surely, 2^112565389 is an apocalyptic number.

It is an amenable number.

112565389 is a deficient number, since it is larger than the sum of its proper divisors (1058731).

112565389 is a wasteful number, since it uses less digits than its factorization.

112565389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2319.

The product of its digits is 64800, while the sum is 40.

The square root of 112565389 is about 10609.6837370395. The cubic root of 112565389 is about 482.8382036476.

The spelling of 112565389 in words is "one hundred twelve million, five hundred sixty-five thousand, three hundred eighty-nine".