112137 has 4 divisors (see below), whose sum is σ = 149520. Its totient is φ = 74756.

The previous prime is 112129. The next prime is 112139. The reversal of 112137 is 731211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 112137 - 2³ = 112129 is a prime.

It is a D-number.

It is a plaindrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 112137.

It is not an unprimeable number, because it can be changed into a prime (112139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18687 + ... + 18692.

It is an arithmetic number, because the mean of its divisors is an integer number (37380).

2¹¹²¹³⁷ is an apocalyptic number.

It is an amenable number.

112137 is a deficient number, since it is larger than the sum of its proper divisors (37383).

112137 is an equidigital number, since it uses as much as digits as its factorization.

112137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37382.

The product of its digits is 42, while the sum is 15.

The square root of 112137 is about 334.8686309585. The cubic root of 112137 is about 48.2224914115. Note that the first 3 decimals are identical.

Adding to 112137 its reverse (731211), we get a palindrome (843348).

The spelling of 112137 in words is "one hundred twelve thousand, one hundred thirty-seven".