3000003 has 8 divisors (see below), whose sum is σ = 4040016.
Its totient is φ = 1980000.
The previous prime is 2999999. The next prime is 3000017.
It can be divided in two parts, 300000 and 3, that added together give a palindrome (300003).
3000003 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3000003 - 22 = 2999999 is a prime.
3000003 is a lucky number.
It is a junction number, because it is equal to n+sod(n) for n = 2999955 and 3000000.
It is not an unprimeable number, because it can be changed into a prime (3000073) 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, 4648 + ... + 5253.
It is an arithmetic number, because the mean of its divisors is an integer number (505002).
Almost surely, 23000003 is an apocalyptic number.
3000003 is a deficient number, since it is larger than the sum of its proper divisors (1040013).
3000003 is a wasteful number, since it uses less digits than its factorization.
3000003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10005.
The product of its (nonzero) digits is 9, while the sum is 6.
The square root of 3000003 is about 1732.0516735941.
The cubic root of 3000003 is about 144.2250051057.
The spelling of 3000003 in words is "three million, three", and thus it is an aban number and an uban number.