14431023543143 has 4 divisors (see below), whose sum is σ = 14431765021968. Its totient is φ = 14430282064320.

The previous prime is 14431023543103. The next prime is 14431023543179. The reversal of 14431023543143 is 34134532013441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14431023543143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14431023543097 and 14431023543106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14431023543103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 370710218 + ... + 370749143.

It is an arithmetic number, because the mean of its divisors is an integer number (3607941255492).

Almost surely, 2^{14431023543143} is an apocalyptic number.

14431023543143 is a deficient number, since it is larger than the sum of its proper divisors (741478825).

14431023543143 is an equidigital number, since it uses as much as digits as its factorization.

14431023543143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741478824.

The product of its (nonzero) digits is 207360, while the sum is 38.

Adding to 14431023543143 its reverse (34134532013441), we get a palindrome (48565555556584).

The spelling of 14431023543143 in words is "fourteen trillion, four hundred thirty-one billion, twenty-three million, five hundred forty-three thousand, one hundred forty-three".