13125637513195 has 4 divisors (see below), whose sum is σ = 15750765015840. Its totient is φ = 10500510010552.

The previous prime is 13125637513181. The next prime is 13125637513199. The reversal of 13125637513195 is 59131573652131.

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 13125637513195 - 2⁹ = 13125637512683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13125637513199) 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, 1312563751315 + ... + 1312563751324.

It is an arithmetic number, because the mean of its divisors is an integer number (3937691253960).

Almost surely, 2^{13125637513195} is an apocalyptic number.

13125637513195 is a deficient number, since it is larger than the sum of its proper divisors (2625127502645).

13125637513195 is an equidigital number, since it uses as much as digits as its factorization.

13125637513195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2625127502644.

The product of its digits is 2551500, while the sum is 52.

The spelling of 13125637513195 in words is "thirteen trillion, one hundred twenty-five billion, six hundred thirty-seven million, five hundred thirteen thousand, one hundred ninety-five".