14204143421 has 8 divisors (see below), whose sum is σ = 15824245080. Its totient is φ = 12659395392.

The previous prime is 14204143403. The next prime is 14204143427. The reversal of 14204143421 is 12434140241.

14204143421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 91891396 + 14112252025 = 9586^2 + 118795^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14204143421 - 2¹⁸ = 14203881277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14204143427) 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 7 ways as a sum of consecutive naturals, for example, 18838010 + ... + 18838763.

It is an arithmetic number, because the mean of its divisors is an integer number (1978030635).

Almost surely, 2^14204143421 is an apocalyptic number.

It is an amenable number.

14204143421 is a deficient number, since it is larger than the sum of its proper divisors (1620101659).

14204143421 is a wasteful number, since it uses less digits than its factorization.

14204143421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37676815.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 14204143421 its reverse (12434140241), we get a palindrome (26638283662).

The spelling of 14204143421 in words is "fourteen billion, two hundred four million, one hundred forty-three thousand, four hundred twenty-one".