112043142 has 16 divisors (see below), whose sum is σ = 248984880. Its totient is φ = 37347696.

The previous prime is 112043131. The next prime is 112043149. The reversal of 112043142 is 241340211.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112043149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1037383 + ... + 1037490.

It is an arithmetic number, because the mean of its divisors is an integer number (15561555).

Almost surely, 2^112043142 is an apocalyptic number.

112043142 is an abundant number, since it is smaller than the sum of its proper divisors (136941738).

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

112043142 is a wasteful number, since it uses less digits than its factorization.

112043142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2074884 (or 2074878 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 112043142 is about 10585.0433159246. The cubic root of 112043142 is about 482.0903367694.

Adding to 112043142 its reverse (241340211), we get a palindrome (353383353).

The spelling of 112043142 in words is "one hundred twelve million, forty-three thousand, one hundred forty-two".