1004103 has 8 divisors (see below), whose sum is σ = 1487600. Its totient is φ = 669384.

The previous prime is 1004089. The next prime is 1004117. The reversal of 1004103 is 3014001.

It is an interprime number because it is at equal distance from previous prime (1004089) and next prime (1004117).

It is a de Polignac number, because none of the positive numbers 2^k-1004103 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18568 + ... + 18621.

It is an arithmetic number, because the mean of its divisors is an integer number (185950).

2^1004103 is an apocalyptic number.

1004103 is a deficient number, since it is larger than the sum of its proper divisors (483497).

1004103 is an equidigital number, since it uses as much as digits as its factorization.

1004103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37198 (or 37192 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1004103 is about 1002.0493999799. The cubic root of 1004103 is about 100.1365800407.

Adding to 1004103 its reverse (3014001), we get a palindrome (4018104).

The spelling of 1004103 in words is "one million, four thousand, one hundred three".