14343453021 has 16 divisors (see below), whose sum is σ = 19362663936. Its totient is φ = 9443363376.

The previous prime is 14343453013. The next prime is 14343453029. The reversal of 14343453021 is 12035434341.

It is an interprime number because it is at equal distance from previous prime (14343453013) and next prime (14343453029).

It is not a de Polignac number, because 14343453021 - 2³ = 14343453013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14343453021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14343453029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 712926 + ... + 732768.

It is an arithmetic number, because the mean of its divisors is an integer number (1210166496).

Almost surely, 2^14343453021 is an apocalyptic number.

It is an amenable number.

14343453021 is a deficient number, since it is larger than the sum of its proper divisors (5019210915).

14343453021 is a wasteful number, since it uses less digits than its factorization.

14343453021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22832.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 14343453021 its reverse (12035434341), we get a palindrome (26378887362).

The spelling of 14343453021 in words is "fourteen billion, three hundred forty-three million, four hundred fifty-three thousand, twenty-one".