803384563 has 2 divisors, whose sum is σ = 803384564. Its totient is φ = 803384562.

The previous prime is 803384557. The next prime is 803384587. The reversal of 803384563 is 365483308.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 803384563 - 2⁹ = 803384051 is a prime.

It is not a weakly prime, because it can be changed into another prime (803384063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401692281 + 401692282.

It is an arithmetic number, because the mean of its divisors is an integer number (401692282).

Almost surely, 2^803384563 is an apocalyptic number.

803384563 is a deficient number, since it is larger than the sum of its proper divisors (1).

803384563 is an equidigital number, since it uses as much as digits as its factorization.

803384563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 40.

The square root of 803384563 is about 28344.0392851830. The cubic root of 803384563 is about 929.6250706659.

The spelling of 803384563 in words is "eight hundred three million, three hundred eighty-four thousand, five hundred sixty-three".