14021454543 has 8 divisors (see below), whose sum is σ = 18704661168. Its totient is φ = 9342942144.

The previous prime is 14021454541. The next prime is 14021454569. The reversal of 14021454543 is 34545412041.

It is a happy number.

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

It is not a de Polignac number, because 14021454543 - 2¹ = 14021454541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14021454541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1166580 + ... + 1178537.

It is an arithmetic number, because the mean of its divisors is an integer number (2338082646).

Almost surely, 2^14021454543 is an apocalyptic number.

14021454543 is a deficient number, since it is larger than the sum of its proper divisors (4683206625).

14021454543 is a wasteful number, since it uses less digits than its factorization.

14021454543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347113.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 14021454543 its reverse (34545412041), we get a palindrome (48566866584).

The spelling of 14021454543 in words is "fourteen billion, twenty-one million, four hundred fifty-four thousand, five hundred forty-three".