80803 has 2 divisors, whose sum is σ = 80804. Its totient is φ = 80802.

The previous prime is 80789. The next prime is 80809. The reversal of 80803 is 30808.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80803 is a prime.

It is a plaindrome in base 11.

It is not a weakly prime, because it can be changed into another prime (80809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40401 + 40402.

It is an arithmetic number, because the mean of its divisors is an integer number (40402).

2⁸⁰⁸⁰³ is an apocalyptic number.

80803 is a deficient number, since it is larger than the sum of its proper divisors (1).

80803 is an equidigital number, since it uses as much as digits as its factorization.

80803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 80803 is about 284.2586850036. The cubic root of 80803 is about 43.2323816999.

The spelling of 80803 in words is "eighty thousand, eight hundred three".