14331424321 has 4 divisors (see below), whose sum is σ = 14344609792. Its totient is φ = 14318238852.

The previous prime is 14331424307. The next prime is 14331424333. The reversal of 14331424321 is 12342413341.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14331424321 - 2¹³ = 14331416129 is a prime.

It is a super-2 number, since 2×14331424321² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14331424321.

It is not an unprimeable number, because it can be changed into a prime (14331424351) 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, 6591105 + ... + 6593278.

It is an arithmetic number, because the mean of its divisors is an integer number (3586152448).

Almost surely, 2^14331424321 is an apocalyptic number.

It is an amenable number.

14331424321 is a deficient number, since it is larger than the sum of its proper divisors (13185471).

14331424321 is a wasteful number, since it uses less digits than its factorization.

14331424321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13185470.

The product of its digits is 6912, while the sum is 28.

Adding to 14331424321 its reverse (12342413341), we get a palindrome (26673837662).

The spelling of 14331424321 in words is "fourteen billion, three hundred thirty-one million, four hundred twenty-four thousand, three hundred twenty-one".