2044004143 has 4 divisors (see below), whose sum is σ = 2044111960. Its totient is φ = 2043896328.

The previous prime is 2044004099. The next prime is 2044004191. The reversal of 2044004143 is 3414004402.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2044004143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044001143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17088 + ... + 66181.

It is an arithmetic number, because the mean of its divisors is an integer number (511027990).

Almost surely, 2^2044004143 is an apocalyptic number.

2044004143 is a deficient number, since it is larger than the sum of its proper divisors (107817).

2044004143 is an equidigital number, since it uses as much as digits as its factorization.

2044004143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107816.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2044004143 is about 45210.6640406885. The cubic root of 2044004143 is about 1269.0943887906.

Adding to 2044004143 its reverse (3414004402), we get a palindrome (5458008545).

The spelling of 2044004143 in words is "two billion, forty-four million, four thousand, one hundred forty-three".