13134656687 has 8 divisors (see below), whose sum is σ = 13242028800. Its totient is φ = 13027468824.

The previous prime is 13134656681. The next prime is 13134656747. The reversal of 13134656687 is 78665643131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13134656687 - 2¹⁴ = 13134640303 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 (13134656681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98948 + ... + 189894.

It is an arithmetic number, because the mean of its divisors is an integer number (1655253600).

Almost surely, 2^13134656687 is an apocalyptic number.

13134656687 is a deficient number, since it is larger than the sum of its proper divisors (107372113).

13134656687 is a wasteful number, since it uses less digits than its factorization.

13134656687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92125.

The product of its digits is 2177280, while the sum is 50.

The spelling of 13134656687 in words is "thirteen billion, one hundred thirty-four million, six hundred fifty-six thousand, six hundred eighty-seven".