112532143 has 4 divisors (see below), whose sum is σ = 112705128. Its totient is φ = 112359160.

The previous prime is 112532141. The next prime is 112532149. The reversal of 112532143 is 341235211.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 112532143 - 2¹ = 112532141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112532141) 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, 85513 + ... + 86818.

It is an arithmetic number, because the mean of its divisors is an integer number (28176282).

Almost surely, 2^112532143 is an apocalyptic number.

112532143 is a deficient number, since it is larger than the sum of its proper divisors (172985).

112532143 is an equidigital number, since it uses as much as digits as its factorization.

112532143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172984.

The product of its digits is 720, while the sum is 22.

The square root of 112532143 is about 10608.1168451333. The cubic root of 112532143 is about 482.7906638142.

Adding to 112532143 its reverse (341235211), we get a palindrome (453767354).

The spelling of 112532143 in words is "one hundred twelve million, five hundred thirty-two thousand, one hundred forty-three".