54306563 has 4 divisors (see below), whose sum is σ = 54631920. Its totient is φ = 53981208.

The previous prime is 54306529. The next prime is 54306583. The reversal of 54306563 is 36560345.

54306563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36560345 = 5 ⋅7312069.

It is a cyclic number.

It is not a de Polignac number, because 54306563 - 2¹⁶ = 54241027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54306523) 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 in 3 ways as a sum of consecutive naturals, for example, 162428 + ... + 162761.

It is an arithmetic number, because the mean of its divisors is an integer number (13657980).

Almost surely, 2^54306563 is an apocalyptic number.

54306563 is a deficient number, since it is larger than the sum of its proper divisors (325357).

54306563 is a wasteful number, since it uses less digits than its factorization.

54306563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325356.

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 54306563 is about 7369.2986776219. The cubic root of 54306563 is about 378.6902345182.

The spelling of 54306563 in words is "fifty-four million, three hundred six thousand, five hundred sixty-three".