8002003 has 2 divisors, whose sum is σ = 8002004. Its totient is φ = 8002002.

The previous prime is 8001991. The next prime is 8002009. The reversal of 8002003 is 3002008.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8002003 - 2⁵ = 8001971 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (8002009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4001001 + 4001002.

It is an arithmetic number, because the mean of its divisors is an integer number (4001002).

Almost surely, 2^8002003 is an apocalyptic number.

8002003 is a deficient number, since it is larger than the sum of its proper divisors (1).

8002003 is an equidigital number, since it uses as much as digits as its factorization.

8002003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 8002003 is about 2828.7811863062. The cubic root of 8002003 is about 200.0166902738.

The spelling of 8002003 in words is "eight million, two thousand, three".