1044321004 has 48 divisors (see below), whose sum is σ = 1955993760. Its totient is φ = 487088640.

The previous prime is 1044320989. The next prime is 1044321007. The reversal of 1044321004 is 4001234401.

It is not an unprimeable number, because it can be changed into a prime (1044321007) 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, 356554 + ... + 359470.

It is an arithmetic number, because the mean of its divisors is an integer number (40749870).

Almost surely, 2^1044321004 is an apocalyptic number.

It is an amenable number.

1044321004 is a deficient number, since it is larger than the sum of its proper divisors (911672756).

1044321004 is a wasteful number, since it uses less digits than its factorization.

1044321004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3058 (or 3056 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1044321004 is about 32315.9558732215. The cubic root of 1044321004 is about 1014.5606271291.

Adding to 1044321004 its reverse (4001234401), we get a palindrome (5045555405).

The spelling of 1044321004 in words is "one billion, forty-four million, three hundred twenty-one thousand, four".