1104003 has 16 divisors (see below), whose sum is σ = 1689600. Its totient is φ = 711720.

The previous prime is 1103989. The next prime is 1104017. The reversal of 1104003 is 3004011.

It is an interprime number because it is at equal distance from previous prime (1103989) and next prime (1104017).

It is not a de Polignac number, because 1104003 - 2⁴ = 1103987 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (1104203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178 + ... + 1496.

It is an arithmetic number, because the mean of its divisors is an integer number (105600).

2^1104003 is an apocalyptic number.

1104003 is a deficient number, since it is larger than the sum of its proper divisors (585597).

1104003 is a wasteful number, since it uses less digits than its factorization.

1104003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359 (or 1353 counting only the distinct ones).

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

The square root of 1104003 is about 1050.7154705247. The cubic root of 1104003 is about 103.3530786640.

Adding to 1104003 its reverse (3004011), we get a palindrome (4108014).

The spelling of 1104003 in words is "one million, one hundred four thousand, three".