2004403143 has 16 divisors (see below), whose sum is σ = 2707467776. Its totient is φ = 1318917600.

The previous prime is 2004403117. The next prime is 2004403171. The reversal of 2004403143 is 3413044002.

It is not a de Polignac number, because 2004403143 - 2²² = 2000208839 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 (2004403543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57030 + ... + 85212.

It is an arithmetic number, because the mean of its divisors is an integer number (169216736).

Almost surely, 2^2004403143 is an apocalyptic number.

2004403143 is a deficient number, since it is larger than the sum of its proper divisors (703064633).

2004403143 is a wasteful number, since it uses less digits than its factorization.

2004403143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28494.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2004403143 is about 44770.5611200038. The cubic root of 2004403143 is about 1260.8449742896.

Adding to 2004403143 its reverse (3413044002), we get a palindrome (5417447145).

The spelling of 2004403143 in words is "two billion, four million, four hundred three thousand, one hundred forty-three".