14421563 has 4 divisors (see below), whose sum is σ = 15530928. Its totient is φ = 13312200.

The previous prime is 14421553. The next prime is 14421569. The reversal of 14421563 is 36512441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14421563 - 2²⁰ = 13372987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14421569) 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, 554663 + ... + 554688.

It is an arithmetic number, because the mean of its divisors is an integer number (3882732).

Almost surely, 2^14421563 is an apocalyptic number.

14421563 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

14421563 is a deficient number, since it is larger than the sum of its proper divisors (1109365).

14421563 is a wasteful number, since it uses less digits than its factorization.

14421563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109364.

The product of its digits is 2880, while the sum is 26.

The square root of 14421563 is about 3797.5733040983. The cubic root of 14421563 is about 243.4094549277.

The spelling of 14421563 in words is "fourteen million, four hundred twenty-one thousand, five hundred sixty-three".