1008003 has 8 divisors (see below), whose sum is σ = 1349968. Its totient is φ = 669024.

The previous prime is 1008001. The next prime is 1008013. The reversal of 1008003 is 3008001.

1008003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1008003 - 2¹ = 1008001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1008003.

It is not an unprimeable number, because it can be changed into a prime (1008001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225 + ... + 1437.

It is an arithmetic number, because the mean of its divisors is an integer number (168746).

2^1008003 is an apocalyptic number.

1008003 is a deficient number, since it is larger than the sum of its proper divisors (341965).

1008003 is a wasteful number, since it uses less digits than its factorization.

1008003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1008003 is about 1003.9935258755. The cubic root of 1008003 is about 100.2660581694.

The spelling of 1008003 in words is "one million, eight thousand, three".