12688127 has 8 divisors (see below), whose sum is σ = 13063680. Its totient is φ = 12318040.

The previous prime is 12688099. The next prime is 12688129. The reversal of 12688127 is 72188621.

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 12688127 - 2¹⁶ = 12622591 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 (12688129) 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, 3602 + ... + 6192.

It is an arithmetic number, because the mean of its divisors is an integer number (1632960).

Almost surely, 2^12688127 is an apocalyptic number.

12688127 is a deficient number, since it is larger than the sum of its proper divisors (375553).

12688127 is an equidigital number, since it uses as much as digits as its factorization.

12688127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2733.

The product of its digits is 10752, while the sum is 35.

The square root of 12688127 is about 3562.0397246522. The cubic root of 12688127 is about 233.2379267546.

The spelling of 12688127 in words is "twelve million, six hundred eighty-eight thousand, one hundred twenty-seven".