112530 has 48 divisors (see below), whose sum is σ = 306432. Its totient is φ = 26400.

The previous prime is 112507. The next prime is 112543. The reversal of 112530 is 35211.

It is a Curzon number.

It is a nialpdrome in base 11.

It is an unprimeable number.

112530 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3615 + ... + 3645.

It is an arithmetic number, because the mean of its divisors is an integer number (6384).

2¹¹²⁵³⁰ is an apocalyptic number.

112530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 112530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153216).

112530 is an abundant number, since it is smaller than the sum of its proper divisors (193902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112530 is a wasteful number, since it uses less digits than its factorization.

112530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63 (or 52 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 112530 is about 335.4549150035. The cubic root of 112530 is about 48.2787599128.

Adding to 112530 its reverse (35211), we get a palindrome (147741).

The spelling of 112530 in words is "one hundred twelve thousand, five hundred thirty".