6000003 has 6 divisors (see below), whose sum is σ = 8666684. Its totient is φ = 3999996.

The previous prime is 5999993. The next prime is 6000011. The reversal of 6000003 is 3000006.

6000003 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6000003 - 2¹⁴ = 5983619 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 666667 = 6000003 / (6 + 0 + 0 + 0 + 0 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6000023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 333325 + ... + 333342.

Almost surely, 2^6000003 is an apocalyptic number.

6000003 is a deficient number, since it is larger than the sum of its proper divisors (2666681).

6000003 is a wasteful number, since it uses less digits than its factorization.

6000003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666673 (or 666670 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The square root of 6000003 is about 2449.4903551555. The cubic root of 6000003 is about 181.7120895686.

Adding to 6000003 its reverse (3000006), we get a palindrome (9000009).

The spelling of 6000003 in words is "six million, three", and thus it is an aban number and an uban number.