1112432223 has 16 divisors (see below), whose sum is σ = 1699868160. Its totient is φ = 633900576.

The previous prime is 1112432207. The next prime is 1112432227. The reversal of 1112432223 is 3222342111.

It is not a de Polignac number, because 1112432223 - 2⁴ = 1112432207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1112432223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112432227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66240 + ... + 81317.

It is an arithmetic number, because the mean of its divisors is an integer number (106241760).

Almost surely, 2^1112432223 is an apocalyptic number.

1112432223 is a deficient number, since it is larger than the sum of its proper divisors (587435937).

1112432223 is a wasteful number, since it uses less digits than its factorization.

1112432223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147926.

The product of its digits is 576, while the sum is 21.

The square root of 1112432223 is about 33353.1441246549. The cubic root of 1112432223 is about 1036.1545062442.

Adding to 1112432223 its reverse (3222342111), we get a palindrome (4334774334).

The spelling of 1112432223 in words is "one billion, one hundred twelve million, four hundred thirty-two thousand, two hundred twenty-three".