1042004003 has 2 divisors, whose sum is σ = 1042004004. Its totient is φ = 1042004002.

The previous prime is 1042003997. The next prime is 1042004021. The reversal of 1042004003 is 3004002401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1042004003 - 2⁶ = 1042003939 is a prime.

It is not a weakly prime, because it can be changed into another prime (1042004063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521002001 + 521002002.

It is an arithmetic number, because the mean of its divisors is an integer number (521002002).

Almost surely, 2^1042004003 is an apocalyptic number.

1042004003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042004003 is an equidigital number, since it uses as much as digits as its factorization.

1042004003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1042004003 is about 32280.0867873678. The cubic root of 1042004003 is about 1013.8097473304.

Adding to 1042004003 its reverse (3004002401), we get a palindrome (4046006404).

The spelling of 1042004003 in words is "one billion, forty-two million, four thousand, three".