16364563 has 2 divisors, whose sum is σ = 16364564. Its totient is φ = 16364562.

The previous prime is 16364561. The next prime is 16364587. The reversal of 16364563 is 36546361.

It is a weak prime.

It is an emirp because it is prime and its reverse (36546361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16364563 - 2¹ = 16364561 is a prime.

Together with 16364561, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (16364561) 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, 8182281 + 8182282.

It is an arithmetic number, because the mean of its divisors is an integer number (8182282).

Almost surely, 2^16364563 is an apocalyptic number.

16364563 is a deficient number, since it is larger than the sum of its proper divisors (1).

16364563 is an equidigital number, since it uses as much as digits as its factorization.

16364563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 34.

The square root of 16364563 is about 4045.3137084780. The cubic root of 16364563 is about 253.8836913503.

The spelling of 16364563 in words is "sixteen million, three hundred sixty-four thousand, five hundred sixty-three".