56646203 has 2 divisors, whose sum is σ = 56646204. Its totient is φ = 56646202.

The previous prime is 56646199. The next prime is 56646209. The reversal of 56646203 is 30264665.

56646203 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 not a de Polignac number, because 56646203 - 2² = 56646199 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56646203.

It is not a weakly prime, because it can be changed into another prime (56646209) 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, 28323101 + 28323102.

It is an arithmetic number, because the mean of its divisors is an integer number (28323102).

Almost surely, 2^56646203 is an apocalyptic number.

56646203 is a deficient number, since it is larger than the sum of its proper divisors (1).

56646203 is an equidigital number, since it uses as much as digits as its factorization.

56646203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 56646203 is about 7526.3671847711. The cubic root of 56646203 is about 384.0522096076.

The spelling of 56646203 in words is "fifty-six million, six hundred forty-six thousand, two hundred three".