36563563 has 2 divisors, whose sum is σ = 36563564. Its totient is φ = 36563562.

The previous prime is 36563561. The next prime is 36563567. The reversal of 36563563 is 36536563.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36563563 - 2¹ = 36563561 is a prime.

Together with 36563561, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (36563561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18281781 + 18281782.

It is an arithmetic number, because the mean of its divisors is an integer number (18281782).

Almost surely, 2^36563563 is an apocalyptic number.

36563563 is a deficient number, since it is larger than the sum of its proper divisors (1).

36563563 is an equidigital number, since it uses as much as digits as its factorization.

36563563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145800, while the sum is 37.

The square root of 36563563 is about 6046.7812098669. The cubic root of 36563563 is about 331.9068150678.

Subtracting from 36563563 its reverse (36536563), we obtain a cube (27000 = 30³).

The spelling of 36563563 in words is "thirty-six million, five hundred sixty-three thousand, five hundred sixty-three".