13513320125 has 16 divisors (see below), whose sum is σ = 17752238400. Its totient is φ = 10241672400.

The previous prime is 13513320113. The next prime is 13513320131. The reversal of 13513320125 is 52102331531.

It is not a de Polignac number, because 13513320125 - 2⁴ = 13513320109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13513320094 and 13513320103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2842535 + ... + 2847284.

It is an arithmetic number, because the mean of its divisors is an integer number (1109514900).

Almost surely, 2^13513320125 is an apocalyptic number.

It is an amenable number.

13513320125 is a deficient number, since it is larger than the sum of its proper divisors (4238918275).

13513320125 is an equidigital number, since it uses as much as digits as its factorization.

13513320125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5689853 (or 5689843 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 13513320125 its reverse (52102331531), we get a palindrome (65615651656).

The spelling of 13513320125 in words is "thirteen billion, five hundred thirteen million, three hundred twenty thousand, one hundred twenty-five".