1112133443 has 8 divisors (see below), whose sum is σ = 1117090128. Its totient is φ = 1107188064.

The previous prime is 1112133437. The next prime is 1112133461. The reversal of 1112133443 is 3443312111.

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

It is a cyclic number.

It is not a de Polignac number, because 1112133443 - 2²⁰ = 1111084867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112133433) 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, 237521 + ... + 242157.

It is an arithmetic number, because the mean of its divisors is an integer number (139636266).

Almost surely, 2^1112133443 is an apocalyptic number.

1112133443 is a deficient number, since it is larger than the sum of its proper divisors (4956685).

1112133443 is an equidigital number, since it uses as much as digits as its factorization.

1112133443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5653.

The product of its digits is 864, while the sum is 23.

The square root of 1112133443 is about 33348.6647858651. The cubic root of 1112133443 is about 1036.0617335619.

Adding to 1112133443 its reverse (3443312111), we get a palindrome (4555445554).

The spelling of 1112133443 in words is "one billion, one hundred twelve million, one hundred thirty-three thousand, four hundred forty-three".