56102803 has 2 divisors, whose sum is σ = 56102804. Its totient is φ = 56102802.

The previous prime is 56102789. The next prime is 56102833. The reversal of 56102803 is 30820165.

It is a happy number.

56102803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56102803 is a prime.

It is not a weakly prime, because it can be changed into another prime (56102833) 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 as a sum of consecutive naturals, namely, 28051401 + 28051402.

It is an arithmetic number, because the mean of its divisors is an integer number (28051402).

Almost surely, 2^56102803 is an apocalyptic number.

56102803 is a deficient number, since it is larger than the sum of its proper divisors (1).

56102803 is an equidigital number, since it uses as much as digits as its factorization.

56102803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 56102803 is about 7490.1804384140. The cubic root of 56102803 is about 382.8202066131.

Adding to 56102803 its reverse (30820165), we get a palindrome (86922968).

The spelling of 56102803 in words is "fifty-six million, one hundred two thousand, eight hundred three".