112142443 has 8 divisors (see below), whose sum is σ = 129297888. Its totient is φ = 95270784.

The previous prime is 112142413. The next prime is 112142467. The reversal of 112142443 is 344241211.

It is a happy number.

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

It is not a de Polignac number, because 112142443 - 2²⁵ = 78588011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112142413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70096 + ... + 71677.

It is an arithmetic number, because the mean of its divisors is an integer number (16162236).

Almost surely, 2^112142443 is an apocalyptic number.

112142443 is a deficient number, since it is larger than the sum of its proper divisors (17155445).

112142443 is a wasteful number, since it uses less digits than its factorization.

112142443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141893.

The product of its digits is 768, while the sum is 22.

The square root of 112142443 is about 10589.7329050359. The cubic root of 112142443 is about 482.2327162018.

Adding to 112142443 its reverse (344241211), we get a palindrome (456383654).

The spelling of 112142443 in words is "one hundred twelve million, one hundred forty-two thousand, four hundred forty-three".