12896727 has 8 divisors (see below), whose sum is σ = 18207216. Its totient is φ = 8092032.

The previous prime is 12896707. The next prime is 12896729. The reversal of 12896727 is 72769821.

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

It is not a de Polignac number, because 12896727 - 2⁷ = 12896599 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12896729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126388 + ... + 126489.

It is an arithmetic number, because the mean of its divisors is an integer number (2275902).

Almost surely, 2^12896727 is an apocalyptic number.

12896727 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

12896727 is a deficient number, since it is larger than the sum of its proper divisors (5310489).

12896727 is a wasteful number, since it uses less digits than its factorization.

12896727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252897.

The product of its digits is 84672, while the sum is 42.

The square root of 12896727 is about 3591.2013310312. The cubic root of 12896727 is about 234.5091732371.

The spelling of 12896727 in words is "twelve million, eight hundred ninety-six thousand, seven hundred twenty-seven".