13143535305142 has 32 divisors (see below), whose sum is σ = 21516601950720. Its totient is φ = 5971835173920.

The previous prime is 13143535305139. The next prime is 13143535305161. The reversal of 13143535305142 is 24150353534131.

It is a junction number, because it is equal to n+sod(n) for n = 13143535305095 and 13143535305104.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 790865709 + ... + 790882327.

It is an arithmetic number, because the mean of its divisors is an integer number (672393810960).

Almost surely, 2^{13143535305142} is an apocalyptic number.

13143535305142 is a deficient number, since it is larger than the sum of its proper divisors (8373066645578).

13143535305142 is a wasteful number, since it uses less digits than its factorization.

13143535305142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29508.

The product of its (nonzero) digits is 324000, while the sum is 40.

Adding to 13143535305142 its reverse (24150353534131), we get a palindrome (37293888839273).

The spelling of 13143535305142 in words is "thirteen trillion, one hundred forty-three billion, five hundred thirty-five million, three hundred five thousand, one hundred forty-two".