112400443 has 4 divisors (see below), whose sum is σ = 112561488. Its totient is φ = 112239400.

The previous prime is 112400437. The next prime is 112400459. The reversal of 112400443 is 344004211.

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 112400443 - 2⁵ = 112400411 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112400443.

It is not an unprimeable number, because it can be changed into a prime (112400423) 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, 79471 + ... + 80872.

It is an arithmetic number, because the mean of its divisors is an integer number (28140372).

Almost surely, 2^112400443 is an apocalyptic number.

112400443 is a deficient number, since it is larger than the sum of its proper divisors (161045).

112400443 is an equidigital number, since it uses as much as digits as its factorization.

112400443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161044.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 112400443 is about 10601.9075170462. The cubic root of 112400443 is about 482.6022484587.

Adding to 112400443 its reverse (344004211), we get a palindrome (456404654).

The spelling of 112400443 in words is "one hundred twelve million, four hundred thousand, four hundred forty-three".