14253439221 has 24 divisors (see below), whose sum is σ = 23621068224. Its totient is φ = 8113121280.

The previous prime is 14253439177. The next prime is 14253439231. The reversal of 14253439221 is 12293435241.

14253439221 is a `hidden beast` number, since 1 + 425 + 3 + 4 + 3 + 9 + 221 = 666.

14253439221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14253439221 - 2¹¹ = 14253437173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14253439231) 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 23 ways as a sum of consecutive naturals, for example, 423975 + ... + 456356.

It is an arithmetic number, because the mean of its divisors is an integer number (984211176).

Almost surely, 2^14253439221 is an apocalyptic number.

It is an amenable number.

14253439221 is a deficient number, since it is larger than the sum of its proper divisors (9367629003).

14253439221 is a wasteful number, since it uses less digits than its factorization.

14253439221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880601 (or 880598 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The spelling of 14253439221 in words is "fourteen billion, two hundred fifty-three million, four hundred thirty-nine thousand, two hundred twenty-one".