12734727 has 4 divisors (see below), whose sum is σ = 16979640. Its totient is φ = 8489816.

The previous prime is 12734713. The next prime is 12734749. The reversal of 12734727 is 72743721.

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 12734727 - 2⁸ = 12734471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12734027) 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, 2122452 + ... + 2122457.

It is an arithmetic number, because the mean of its divisors is an integer number (4244910).

Almost surely, 2^12734727 is an apocalyptic number.

12734727 is a deficient number, since it is larger than the sum of its proper divisors (4244913).

12734727 is an equidigital number, since it uses as much as digits as its factorization.

12734727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4244912.

The product of its digits is 16464, while the sum is 33.

The square root of 12734727 is about 3568.5749256531. The cubic root of 12734727 is about 233.5231174773.

The spelling of 12734727 in words is "twelve million, seven hundred thirty-four thousand, seven hundred twenty-seven".