13325145143 has 4 divisors (see below), whose sum is σ = 13325739000. Its totient is φ = 13324551288.

The previous prime is 13325145137. The next prime is 13325145167. The reversal of 13325145143 is 34154152331.

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 13325145143 - 2⁶ = 13325145079 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 (13325145643) 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, 261893 + ... + 308606.

It is an arithmetic number, because the mean of its divisors is an integer number (3331434750).

Almost surely, 2^13325145143 is an apocalyptic number.

13325145143 is a deficient number, since it is larger than the sum of its proper divisors (593857).

13325145143 is an equidigital number, since it uses as much as digits as its factorization.

13325145143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593856.

The product of its digits is 21600, while the sum is 32.

Adding to 13325145143 its reverse (34154152331), we get a palindrome (47479297474).

The spelling of 13325145143 in words is "thirteen billion, three hundred twenty-five million, one hundred forty-five thousand, one hundred forty-three".