2004553043 has 2 divisors, whose sum is σ = 2004553044. Its totient is φ = 2004553042.

The previous prime is 2004553039. The next prime is 2004553049. The reversal of 2004553043 is 3403554002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2004553043 - 2² = 2004553039 is a prime.

It is not a weakly prime, because it can be changed into another prime (2004553049) 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 as a sum of consecutive naturals, namely, 1002276521 + 1002276522.

It is an arithmetic number, because the mean of its divisors is an integer number (1002276522).

Almost surely, 2^2004553043 is an apocalyptic number.

2004553043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2004553043 is an equidigital number, since it uses as much as digits as its factorization.

2004553043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 2004553043 is about 44772.2351798523. The cubic root of 2004553043 is about 1260.8764044190.

The spelling of 2004553043 in words is "two billion, four million, five hundred fifty-three thousand, forty-three".