14243421541 has 16 divisors (see below), whose sum is σ = 14939790336. Its totient is φ = 13562640000.

The previous prime is 14243421461. The next prime is 14243421547. The reversal of 14243421541 is 14512434241.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 14243421541 - 2¹⁷ = 14243290469 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14243421547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1140511 + ... + 1152931.

It is an arithmetic number, because the mean of its divisors is an integer number (933736896).

Almost surely, 2^14243421541 is an apocalyptic number.

It is an amenable number.

14243421541 is a deficient number, since it is larger than the sum of its proper divisors (696368795).

14243421541 is a wasteful number, since it uses less digits than its factorization.

14243421541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13044.

The product of its digits is 15360, while the sum is 31.

Adding to 14243421541 its reverse (14512434241), we get a palindrome (28755855782).

The spelling of 14243421541 in words is "fourteen billion, two hundred forty-three million, four hundred twenty-one thousand, five hundred forty-one".