1112434321 has 16 divisors (see below), whose sum is σ = 1202402880. Its totient is φ = 1025328640.

The previous prime is 1112434289. The next prime is 1112434339. The reversal of 1112434321 is 1234342111.

It is a cyclic number.

It is not a de Polignac number, because 1112434321 - 2⁵ = 1112434289 is a prime.

It is a super-3 number, since 3×1112434321³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1112434292 and 1112434301.

It is not an unprimeable number, because it can be changed into a prime (1112434391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279870 + ... + 283816.

It is an arithmetic number, because the mean of its divisors is an integer number (75150180).

Almost surely, 2^1112434321 is an apocalyptic number.

It is an amenable number.

1112434321 is a deficient number, since it is larger than the sum of its proper divisors (89968559).

1112434321 is a wasteful number, since it uses less digits than its factorization.

1112434321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4304.

The product of its digits is 576, while the sum is 22.

The square root of 1112434321 is about 33353.1755759478. The cubic root of 1112434321 is about 1036.1551576249.

Adding to 1112434321 its reverse (1234342111), we get a palindrome (2346776432).

The spelling of 1112434321 in words is "one billion, one hundred twelve million, four hundred thirty-four thousand, three hundred twenty-one".