8535836563 has 2 divisors, whose sum is σ = 8535836564. Its totient is φ = 8535836562.

The previous prime is 8535836537. The next prime is 8535836579. The reversal of 8535836563 is 3656385358.

It is a happy number.

8535836563 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8535836563 - 2⁵ = 8535836531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8535836563.

It is not a weakly prime, because it can be changed into another prime (8535836503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4267918281 + 4267918282.

It is an arithmetic number, because the mean of its divisors is an integer number (4267918282).

Almost surely, 2^8535836563 is an apocalyptic number.

8535836563 is a deficient number, since it is larger than the sum of its proper divisors (1).

8535836563 is an equidigital number, since it uses as much as digits as its factorization.

8535836563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776000, while the sum is 52.

The square root of 8535836563 is about 92389.5912048538. The cubic root of 8535836563 is about 2043.6916177333.

The spelling of 8535836563 in words is "eight billion, five hundred thirty-five million, eight hundred thirty-six thousand, five hundred sixty-three".