7000003 has 2 divisors, whose sum is σ = 7000004. Its totient is φ = 7000002.

The previous prime is 6999997. The next prime is 7000009. The reversal of 7000003 is 3000007.

It is a balanced prime because it is at equal distance from previous prime (6999997) and next prime (7000009).

It is a cyclic number.

It is not a de Polignac number, because 7000003 - 2⁹ = 6999491 is a prime.

It is not a weakly prime, because it can be changed into another prime (7000009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3500001 + 3500002.

It is an arithmetic number, because the mean of its divisors is an integer number (3500002).

Almost surely, 2^7000003 is an apocalyptic number.

7000003 is a deficient number, since it is larger than the sum of its proper divisors (1).

7000003 is an equidigital number, since it uses as much as digits as its factorization.

7000003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21, while the sum is 10.

The square root of 7000003 is about 2645.7518780112. The cubic root of 7000003 is about 191.2931456048.

The spelling of 7000003 in words is "seven million, three", and thus it is an aban number and an uban number.