8196563 has 2 divisors, whose sum is σ = 8196564. Its totient is φ = 8196562.

The previous prime is 8196557. The next prime is 8196571. The reversal of 8196563 is 3656918.

8196563 is digitally balanced in base 3, 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-8196563 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (8196523) 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, 4098281 + 4098282.

It is an arithmetic number, because the mean of its divisors is an integer number (4098282).

Almost surely, 2^8196563 is an apocalyptic number.

8196563 is a deficient number, since it is larger than the sum of its proper divisors (1).

8196563 is an equidigital number, since it uses as much as digits as its factorization.

8196563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 38.

The square root of 8196563 is about 2862.9640235253. The cubic root of 8196563 is about 201.6247895500.

It can be divided in two parts, 81965 and 63, that added together give a palindrome (82028).

The spelling of 8196563 in words is "eight million, one hundred ninety-six thousand, five hundred sixty-three".