112638043 has 4 divisors (see below), whose sum is σ = 128729200. Its totient is φ = 96546888.

The previous prime is 112638041. The next prime is 112638047. The reversal of 112638043 is 340836211.

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 112638043 - 2¹ = 112638041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112638041) 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, 8045568 + ... + 8045581.

It is an arithmetic number, because the mean of its divisors is an integer number (32182300).

Almost surely, 2^112638043 is an apocalyptic number.

112638043 is a deficient number, since it is larger than the sum of its proper divisors (16091157).

112638043 is an equidigital number, since it uses as much as digits as its factorization.

112638043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16091156.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 112638043 is about 10613.1071322210. The cubic root of 112638043 is about 482.9420620435.

It can be divided in two parts, 11263 and 8043, that added together give a triangular number (19306 = T₁₉₆).

The spelling of 112638043 in words is "one hundred twelve million, six hundred thirty-eight thousand, forty-three".