6805003 has 4 divisors (see below), whose sum is σ = 6988960. Its totient is φ = 6621048.

The previous prime is 6804997. The next prime is 6805013. The reversal of 6805003 is 3005086.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6805003 - 2⁹ = 6804491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6805013) 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 in 3 ways as a sum of consecutive naturals, for example, 91923 + ... + 91996.

It is an arithmetic number, because the mean of its divisors is an integer number (1747240).

Almost surely, 2^6805003 is an apocalyptic number.

6805003 is a deficient number, since it is larger than the sum of its proper divisors (183957).

6805003 is a wasteful number, since it uses less digits than its factorization.

6805003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183956.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 6805003 is about 2608.6400671614. The cubic root of 6805003 is about 189.5000986255.

The spelling of 6805003 in words is "six million, eight hundred five thousand, three".