112045 has 4 divisors (see below), whose sum is σ = 134460. Its totient is φ = 89632.

The previous prime is 112031. The next prime is 112061. The reversal of 112045 is 540211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 51529 + 60516 = 227^2 + 246^2 .

It is a cyclic number.

It is not a de Polignac number, because 112045 - 2⁹ = 111533 is a prime.

It is a nialpdrome in base 7.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11200 + ... + 11209.

It is an arithmetic number, because the mean of its divisors is an integer number (33615).

2¹¹²⁰⁴⁵ is an apocalyptic number.

It is an amenable number.

112045 is a deficient number, since it is larger than the sum of its proper divisors (22415).

112045 is an equidigital number, since it uses as much as digits as its factorization.

112045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22414.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 112045 is about 334.7312354711. The cubic root of 112045 is about 48.2093001573.

Adding to 112045 its reverse (540211), we get a palindrome (652256).

The spelling of 112045 in words is "one hundred twelve thousand, forty-five".