112542 has 8 divisors (see below), whose sum is σ = 225096. Its totient is φ = 37512.

The previous prime is 112507. The next prime is 112543. The reversal of 112542 is 245211.

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

112542 is an admirable number.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112543) 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, 9373 + ... + 9384.

It is an arithmetic number, because the mean of its divisors is an integer number (28137).

2¹¹²⁵⁴² is an apocalyptic number.

112542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

112542 is a wasteful number, since it uses less digits than its factorization.

112542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18762.

The product of its digits is 80, while the sum is 15.

The square root of 112542 is about 335.4728006858. The cubic root of 112542 is about 48.2804759723.

Adding to 112542 its reverse (245211), we get a palindrome (357753).

The spelling of 112542 in words is "one hundred twelve thousand, five hundred forty-two".