14441521 has 4 divisors (see below), whose sum is σ = 14525172. Its totient is φ = 14357872.

The previous prime is 14441509. The next prime is 14441533. The reversal of 14441521 is 12514441.

14441521 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.

It is an interprime number because it is at equal distance from previous prime (14441509) and next prime (14441533).

It can be written as a sum of positive squares in 2 ways, for example, as 13220496 + 1221025 = 3636^2 + 1105^2 .

It is a cyclic number.

It is not a de Polignac number, because 14441521 - 2⁷ = 14441393 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14441492 and 14441501.

It is not an unprimeable number, because it can be changed into a prime (14441561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41566 + ... + 41911.

It is an arithmetic number, because the mean of its divisors is an integer number (3631293).

Almost surely, 2^14441521 is an apocalyptic number.

It is an amenable number.

14441521 is a deficient number, since it is larger than the sum of its proper divisors (83651).

14441521 is an equidigital number, since it uses as much as digits as its factorization.

14441521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83650.

The product of its digits is 640, while the sum is 22.

The square root of 14441521 is about 3800.2001263091. The cubic root of 14441521 is about 243.5216879462.

Adding to 14441521 its reverse (12514441), we get a palindrome (26955962).

It can be divided in two parts, 1444 and 1521, that multiplied together give a square (2196324 = 1482²).

The spelling of 14441521 in words is "fourteen million, four hundred forty-one thousand, five hundred twenty-one".