801003 has 12 divisors (see below), whose sum is σ = 1242600. Its totient is φ = 457632.

The previous prime is 801001. The next prime is 801007. The reversal of 801003 is 300108.

It is not a de Polignac number, because 801003 - 2¹ = 801001 is a prime.

It is a nialpdrome in base 7.

It is a self number, because there is not a number n which added to its sum of digits gives 801003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (801001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2578 + ... + 2871.

It is an arithmetic number, because the mean of its divisors is an integer number (103550).

2⁸⁰¹⁰⁰³ is an apocalyptic number.

801003 is a deficient number, since it is larger than the sum of its proper divisors (441597).

801003 is a wasteful number, since it uses less digits than its factorization.

801003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5466 (or 5459 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 801003 is about 894.9877094128. The cubic root of 801003 is about 92.8705564167.

The spelling of 801003 in words is "eight hundred one thousand, three".