5563803 has 16 divisors (see below), whose sum is σ = 8652800. Its totient is φ = 3178728.

The previous prime is 5563799. The next prime is 5563819. The reversal of 5563803 is 3083655.

It is not a de Polignac number, because 5563803 - 2² = 5563799 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5563843) 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 15 ways as a sum of consecutive naturals, for example, 1675 + ... + 3732.

It is an arithmetic number, because the mean of its divisors is an integer number (540800).

Almost surely, 2^5563803 is an apocalyptic number.

5563803 is a deficient number, since it is larger than the sum of its proper divisors (3088997).

5563803 is an equidigital number, since it uses as much as digits as its factorization.

5563803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5431 (or 5417 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 5563803 is about 2358.7715022867. The cubic root of 5563803 is about 177.1973603719.

The spelling of 5563803 in words is "five million, five hundred sixty-three thousand, eight hundred three".