1044112321 has 16 divisors (see below), whose sum is σ = 1215504000. Its totient is φ = 878329728.

The previous prime is 1044112309. The next prime is 1044112327. The reversal of 1044112321 is 1232114401.

It is a cyclic number.

It is not a de Polignac number, because 1044112321 - 2⁷ = 1044112193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1044112327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 301005 + ... + 304453.

It is an arithmetic number, because the mean of its divisors is an integer number (75969000).

Almost surely, 2^1044112321 is an apocalyptic number.

It is an amenable number.

1044112321 is a deficient number, since it is larger than the sum of its proper divisors (171391679).

1044112321 is an equidigital number, since it uses as much as digits as its factorization.

1044112321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4248.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1044112321 is about 32312.7269198995. The cubic root of 1044112321 is about 1014.4930439311.

Adding to 1044112321 its reverse (1232114401), we get a palindrome (2276226722).

The spelling of 1044112321 in words is "one billion, forty-four million, one hundred twelve thousand, three hundred twenty-one".