112145 has 8 divisors (see below), whose sum is σ = 146880. Its totient is φ = 81520.

The previous prime is 112139. The next prime is 112153. The reversal of 112145 is 541211.

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

It is not a de Polignac number, because 112145 - 2⁴ = 112129 is a prime.

It is a Curzon number.

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, 965 + ... + 1074.

It is an arithmetic number, because the mean of its divisors is an integer number (18360).

2¹¹²¹⁴⁵ is an apocalyptic number.

It is an amenable number.

112145 is a deficient number, since it is larger than the sum of its proper divisors (34735).

112145 is a wasteful number, since it uses less digits than its factorization.

112145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2055.

The product of its digits is 40, while the sum is 14.

The square root of 112145 is about 334.8805757281. The cubic root of 112145 is about 48.2236381361.

Adding to 112145 its reverse (541211), we get a palindrome (653356).

The spelling of 112145 in words is "one hundred twelve thousand, one hundred forty-five".