14232433521 has 4 divisors (see below), whose sum is σ = 18976578032. Its totient is φ = 9488289012.

The previous prime is 14232433519. The next prime is 14232433627. The reversal of 14232433521 is 12533423241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12533423241 = 3 ⋅4177807747.

It is not a de Polignac number, because 14232433521 - 2¹ = 14232433519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14232413521) 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, 2372072251 + ... + 2372072256.

It is an arithmetic number, because the mean of its divisors is an integer number (4744144508).

Almost surely, 2^14232433521 is an apocalyptic number.

It is an amenable number.

14232433521 is a deficient number, since it is larger than the sum of its proper divisors (4744144511).

14232433521 is an equidigital number, since it uses as much as digits as its factorization.

14232433521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4744144510.

The product of its digits is 17280, while the sum is 30.

Adding to 14232433521 its reverse (12533423241), we get a palindrome (26765856762).

The spelling of 14232433521 in words is "fourteen billion, two hundred thirty-two million, four hundred thirty-three thousand, five hundred twenty-one".