14405120243 has 4 divisors (see below), whose sum is σ = 14488387008. Its totient is φ = 14321853480.

The previous prime is 14405120239. The next prime is 14405120267. The reversal of 14405120243 is 34202150441.

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

It is a cyclic number.

It is not a de Polignac number, because 14405120243 - 2² = 14405120239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14405122243) 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 3 ways as a sum of consecutive naturals, for example, 41633123 + ... + 41633468.

It is an arithmetic number, because the mean of its divisors is an integer number (3622096752).

Almost surely, 2^14405120243 is an apocalyptic number.

14405120243 is a deficient number, since it is larger than the sum of its proper divisors (83266765).

14405120243 is an equidigital number, since it uses as much as digits as its factorization.

14405120243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83266764.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 14405120243 its reverse (34202150441), we get a palindrome (48607270684).

The spelling of 14405120243 in words is "fourteen billion, four hundred five million, one hundred twenty thousand, two hundred forty-three".