112569 has 8 divisors (see below), whose sum is σ = 151680. Its totient is φ = 74256.

The previous prime is 112559. The next prime is 112571. The reversal of 112569 is 965211.

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

It is not a de Polignac number, because 112569 - 2¹⁵ = 79801 is a prime.

It is a super-2 number, since 2×112569² = 25343559522, which contains 22 as substring.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112559) 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, 352 + ... + 590.

It is an arithmetic number, because the mean of its divisors is an integer number (18960).

2¹¹²⁵⁶⁹ is an apocalyptic number.

It is an amenable number.

112569 is a deficient number, since it is larger than the sum of its proper divisors (39111).

112569 is a wasteful number, since it uses less digits than its factorization.

112569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399.

The product of its digits is 540, while the sum is 24.

The square root of 112569 is about 335.5130399850. The cubic root of 112569 is about 48.2843366603.

The spelling of 112569 in words is "one hundred twelve thousand, five hundred sixty-nine".