12774755 has 8 divisors (see below), whose sum is σ = 17519712. Its totient is φ = 8759808.

The previous prime is 12774743. The next prime is 12774757. The reversal of 12774755 is 55747721.

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 12774755 - 2¹⁴ = 12758371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12774757) 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, 182462 + ... + 182531.

It is an arithmetic number, because the mean of its divisors is an integer number (2189964).

Almost surely, 2^12774755 is an apocalyptic number.

12774755 is a deficient number, since it is larger than the sum of its proper divisors (4744957).

12774755 is an equidigital number, since it uses as much as digits as its factorization.

12774755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365005.

The product of its digits is 68600, while the sum is 38.

The square root of 12774755 is about 3574.1789266907. The cubic root of 12774755 is about 233.7675327865.

The spelling of 12774755 in words is "twelve million, seven hundred seventy-four thousand, seven hundred fifty-five".