14131454455123 has 4 divisors (see below), whose sum is σ = 14131950028560. Its totient is φ = 14130958881688.

The previous prime is 14131454455117. The next prime is 14131454455133. The reversal of 14131454455123 is 32155445413141.

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-14131454455123 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14131454455123.

It is not an unprimeable number, because it can be changed into a prime (14131454455133) 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 3 ways as a sum of consecutive naturals, for example, 247743943 + ... + 247800976.

It is an arithmetic number, because the mean of its divisors is an integer number (3532987507140).

Almost surely, 2^{14131454455123} is an apocalyptic number.

14131454455123 is a deficient number, since it is larger than the sum of its proper divisors (495573437).

14131454455123 is an equidigital number, since it uses as much as digits as its factorization.

14131454455123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495573436.

The product of its digits is 576000, while the sum is 43.

Adding to 14131454455123 its reverse (32155445413141), we get a palindrome (46286899868264).

The spelling of 14131454455123 in words is "fourteen trillion, one hundred thirty-one billion, four hundred fifty-four million, four hundred fifty-five thousand, one hundred twenty-three".