56000803 has 2 divisors, whose sum is σ = 56000804. Its totient is φ = 56000802.

The previous prime is 56000773. The next prime is 56000843. The reversal of 56000803 is 30800065.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56000803 - 2¹⁷ = 55869731 is a prime.

It is not a weakly prime, because it can be changed into another prime (56000843) 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 as a sum of consecutive naturals, namely, 28000401 + 28000402.

It is an arithmetic number, because the mean of its divisors is an integer number (28000402).

Almost surely, 2^56000803 is an apocalyptic number.

56000803 is a deficient number, since it is larger than the sum of its proper divisors (1).

56000803 is an equidigital number, since it uses as much as digits as its factorization.

56000803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 56000803 is about 7483.3684260499. The cubic root of 56000803 is about 382.5880652169.

Adding to 56000803 its reverse (30800065), we get a palindrome (86800868).

The spelling of 56000803 in words is "fifty-six million, eight hundred three", and thus it is an aban number.