14519841221 has 4 divisors (see below), whose sum is σ = 14554495200. Its totient is φ = 14485187244.

The previous prime is 14519841209. The next prime is 14519841269. The reversal of 14519841221 is 12214891541.

14519841221 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, 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 14519841221 - 2²² = 14515646917 is a prime.

It is a super-3 number, since 3×14519841221³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14519801221) 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 3 ways as a sum of consecutive naturals, for example, 17326361 + ... + 17327198.

It is an arithmetic number, because the mean of its divisors is an integer number (3638623800).

Almost surely, 2^14519841221 is an apocalyptic number.

It is an amenable number.

14519841221 is a deficient number, since it is larger than the sum of its proper divisors (34653979).

14519841221 is an equidigital number, since it uses as much as digits as its factorization.

14519841221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34653978.

The product of its digits is 23040, while the sum is 38.

The spelling of 14519841221 in words is "fourteen billion, five hundred nineteen million, eight hundred forty-one thousand, two hundred twenty-one".