12734655 has 16 divisors (see below), whose sum is σ = 21448320. Its totient is φ = 6434208.

The previous prime is 12734651. The next prime is 12734669. The reversal of 12734655 is 55643721.

12734655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12734655 - 2² = 12734651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12734651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22057 + ... + 22626.

It is an arithmetic number, because the mean of its divisors is an integer number (1340520).

Almost surely, 2^12734655 is an apocalyptic number.

12734655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12734655 is a deficient number, since it is larger than the sum of its proper divisors (8713665).

12734655 is a wasteful number, since it uses less digits than its factorization.

12734655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44710.

The product of its digits is 25200, while the sum is 33.

The square root of 12734655 is about 3568.5648375783. The cubic root of 12734655 is about 233.5226773763.

The spelling of 12734655 in words is "twelve million, seven hundred thirty-four thousand, six hundred fifty-five".