12000003 has 8 divisors (see below), whose sum is σ = 16390416. Its totient is φ = 7804800.

The previous prime is 11999989. The next prime is 12000017. The reversal of 12000003 is 30000021.

12000003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11999989) and next prime (12000017).

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

It is not a de Polignac number, because 12000003 - 2⁴ = 11999987 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11999955 and 12000000.

It is not an unprimeable number, because it can be changed into a prime (12000073) 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, 48658 + ... + 48903.

It is an arithmetic number, because the mean of its divisors is an integer number (2048802).

Almost surely, 2^12000003 is an apocalyptic number.

12000003 is a deficient number, since it is larger than the sum of its proper divisors (4390413).

12000003 is an equidigital number, since it uses as much as digits as its factorization.

12000003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97605.

The product of its (nonzero) digits is 6, while the sum is 6.

The square root of 12000003 is about 3464.1020481504. The cubic root of 12000003 is about 228.9428675892.

Adding to 12000003 its reverse (30000021), we get a palindrome (42000024).

The spelling of 12000003 in words is "twelve million, three", and thus it is an aban number and an uban number.