803983 has 4 divisors (see below), whose sum is σ = 814240. Its totient is φ = 793728.

The previous prime is 803977. The next prime is 803987. The reversal of 803983 is 389308.

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 803983 - 2¹³ = 795791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (803987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5010 + ... + 5167.

It is an arithmetic number, because the mean of its divisors is an integer number (203560).

2⁸⁰³⁹⁸³ is an apocalyptic number.

803983 is a deficient number, since it is larger than the sum of its proper divisors (10257).

803983 is a wasteful number, since it uses less digits than its factorization.

803983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10256.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 803983 is about 896.6509911889. The cubic root of 803983 is about 92.9855837676.

The spelling of 803983 in words is "eight hundred three thousand, nine hundred eighty-three".