54536563 has 2 divisors, whose sum is σ = 54536564. Its totient is φ = 54536562.

The previous prime is 54536507. The next prime is 54536597. The reversal of 54536563 is 36563545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54536563 - 2¹³ = 54528371 is a prime.

It is not a weakly prime, because it can be changed into another prime (54534563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27268281 + 27268282.

It is an arithmetic number, because the mean of its divisors is an integer number (27268282).

Almost surely, 2^54536563 is an apocalyptic number.

54536563 is a deficient number, since it is larger than the sum of its proper divisors (1).

54536563 is an equidigital number, since it uses as much as digits as its factorization.

54536563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 162000, while the sum is 37.

The square root of 54536563 is about 7384.8874737534. The cubic root of 54536563 is about 379.2240931470.

The spelling of 54536563 in words is "fifty-four million, five hundred thirty-six thousand, five hundred sixty-three".