14543465423 has 4 divisors (see below), whose sum is σ = 14548880640. Its totient is φ = 14538050208.

The previous prime is 14543465389. The next prime is 14543465449. The reversal of 14543465423 is 32456434541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32456434541 = 58687 ⋅553043.

It is a cyclic number.

It is not a de Polignac number, because 14543465423 - 2²² = 14539271119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14543465323) 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, 2703578 + ... + 2708951.

It is an arithmetic number, because the mean of its divisors is an integer number (3637220160).

Almost surely, 2^14543465423 is an apocalyptic number.

14543465423 is a deficient number, since it is larger than the sum of its proper divisors (5415217).

14543465423 is an equidigital number, since it uses as much as digits as its factorization.

14543465423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5415216.

The product of its digits is 691200, while the sum is 41.

Adding to 14543465423 its reverse (32456434541), we get a palindrome (46999899964).

The spelling of 14543465423 in words is "fourteen billion, five hundred forty-three million, four hundred sixty-five thousand, four hundred twenty-three".