1004903 has 2 divisors, whose sum is σ = 1004904. Its totient is φ = 1004902.

The previous prime is 1004873. The next prime is 1004911. The reversal of 1004903 is 3094001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1004903 - 2¹⁰ = 1003879 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502451 + 502452.

It is an arithmetic number, because the mean of its divisors is an integer number (502452).

2^1004903 is an apocalyptic number.

1004903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004903 is an equidigital number, since it uses as much as digits as its factorization.

1004903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1004903 is about 1002.4485024180. The cubic root of 1004903 is about 100.1631669540.

Adding to 1004903 its reverse (3094001), we get a palindrome (4098904).

The spelling of 1004903 in words is "one million, four thousand, nine hundred three".