1113332443 has 4 divisors (see below), whose sum is σ = 1114852048. Its totient is φ = 1111812840.

The previous prime is 1113332399. The next prime is 1113332447. The reversal of 1113332443 is 3442333111.

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 1113332443 - 2⁹ = 1113331931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113332447) 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, 758703 + ... + 760168.

It is an arithmetic number, because the mean of its divisors is an integer number (278713012).

Almost surely, 2^1113332443 is an apocalyptic number.

1113332443 is a deficient number, since it is larger than the sum of its proper divisors (1519605).

1113332443 is an equidigital number, since it uses as much as digits as its factorization.

1113332443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519604.

The product of its digits is 2592, while the sum is 25.

The square root of 1113332443 is about 33366.6366749782. The cubic root of 1113332443 is about 1036.4339286647.

Adding to 1113332443 its reverse (3442333111), we get a palindrome (4555665554).

The spelling of 1113332443 in words is "one billion, one hundred thirteen million, three hundred thirty-two thousand, four hundred forty-three".