2004125443 has 2 divisors, whose sum is σ = 2004125444. Its totient is φ = 2004125442.

The previous prime is 2004125441. The next prime is 2004125471. The reversal of 2004125443 is 3445214002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2004125443 - 2¹ = 2004125441 is a prime.

Together with 2004125441, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2004125441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002062721 + 1002062722.

It is an arithmetic number, because the mean of its divisors is an integer number (1002062722).

Almost surely, 2^2004125443 is an apocalyptic number.

2004125443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2004125443 is an equidigital number, since it uses as much as digits as its factorization.

2004125443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 2004125443 is about 44767.4596442550. The cubic root of 2004125443 is about 1260.7867436850.

Adding to 2004125443 its reverse (3445214002), we get a palindrome (5449339445).

The spelling of 2004125443 in words is "two billion, four million, one hundred twenty-five thousand, four hundred forty-three".