14532145321 has 4 divisors (see below), whose sum is σ = 14532387012. Its totient is φ = 14531903632.

The previous prime is 14532145319. The next prime is 14532145337. The reversal of 14532145321 is 12354123541.

14532145321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 12354123541 = 103 ⋅119942947.

It can be written as a sum of positive squares in 2 ways, for example, as 10670890000 + 3861255321 = 103300^2 + 62139^2 .

It is a cyclic number.

It is not a de Polignac number, because 14532145321 - 2¹ = 14532145319 is a prime.

It is a super-2 number, since 2×14532145321² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14532140321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47751 + ... + 177043.

It is an arithmetic number, because the mean of its divisors is an integer number (3633096753).

Almost surely, 2^14532145321 is an apocalyptic number.

It is an amenable number.

14532145321 is a deficient number, since it is larger than the sum of its proper divisors (241691).

14532145321 is a wasteful number, since it uses less digits than its factorization.

14532145321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241690.

The product of its digits is 14400, while the sum is 31.

Adding to 14532145321 its reverse (12354123541), we get a palindrome (26886268862).

The spelling of 14532145321 in words is "fourteen billion, five hundred thirty-two million, one hundred forty-five thousand, three hundred twenty-one".