14020563 has 16 divisors (see below), whose sum is σ = 19871136. Its totient is φ = 8762880.

The previous prime is 14020553. The next prime is 14020579. The reversal of 14020563 is 36502041.

It is a happy number.

It is not a de Polignac number, because 14020563 - 2¹⁶ = 13955027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14020553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21145 + ... + 21797.

It is an arithmetic number, because the mean of its divisors is an integer number (1241946).

Almost surely, 2^14020563 is an apocalyptic number.

14020563 is a deficient number, since it is larger than the sum of its proper divisors (5850573).

14020563 is a wasteful number, since it uses less digits than its factorization.

14020563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 14020563 is about 3744.4042249736. The cubic root of 14020563 is about 241.1321681102.

The spelling of 14020563 in words is "fourteen million, twenty thousand, five hundred sixty-three".