2004120443 has 16 divisors (see below), whose sum is σ = 2174424000. Its totient is φ = 1836172800.

The previous prime is 2004120431. The next prime is 2004120449. The reversal of 2004120443 is 3440214002.

It is a cyclic number.

It is not a de Polignac number, because 2004120443 - 2⁸ = 2004120187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2004120449) 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, 1554143 + ... + 1555431.

It is an arithmetic number, because the mean of its divisors is an integer number (135901500).

Almost surely, 2^2004120443 is an apocalyptic number.

2004120443 is a deficient number, since it is larger than the sum of its proper divisors (170303557).

2004120443 is a wasteful number, since it uses less digits than its factorization.

2004120443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2102.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2004120443 is about 44767.4038000865. The cubic root of 2004120443 is about 1260.7856951913.

Adding to 2004120443 its reverse (3440214002), we get a palindrome (5444334445).

The spelling of 2004120443 in words is "two billion, four million, one hundred twenty thousand, four hundred forty-three".