13140243002125 has 8 divisors (see below), whose sum is σ = 16399023266808. Its totient is φ = 10512194401600.

The previous prime is 13140243002101. The next prime is 13140243002147. The reversal of 13140243002125 is 52120034204131.

It can be written as a sum of positive squares in 4 ways, for example, as 165471595524 + 12974771406601 = 406782^2 + 3602051^2 .

It is not a de Polignac number, because 13140243002125 - 2¹⁷ = 13140242871053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13140243002093 and 13140243002102.

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 7 ways as a sum of consecutive naturals, for example, 52560971884 + ... + 52560972133.

It is an arithmetic number, because the mean of its divisors is an integer number (2049877908351).

Almost surely, 2^{13140243002125} is an apocalyptic number.

It is an amenable number.

13140243002125 is a deficient number, since it is larger than the sum of its proper divisors (3258780264683).

13140243002125 is an equidigital number, since it uses as much as digits as its factorization.

13140243002125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105121944032 (or 105121944022 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 13140243002125 its reverse (52120034204131), we get a palindrome (65260277206256).

The spelling of 13140243002125 in words is "thirteen trillion, one hundred forty billion, two hundred forty-three million, two thousand, one hundred twenty-five".