12706628227 has 2 divisors, whose sum is σ = 12706628228. Its totient is φ = 12706628226.

The previous prime is 12706628213. The next prime is 12706628293. The reversal of 12706628227 is 72282660721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12706628227 - 2¹⁵ = 12706595459 is a prime.

It is a super-2 number, since 2×12706628227² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12706628027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6353314113 + 6353314114.

It is an arithmetic number, because the mean of its divisors is an integer number (6353314114).

Almost surely, 2^12706628227 is an apocalyptic number.

12706628227 is a deficient number, since it is larger than the sum of its proper divisors (1).

12706628227 is an equidigital number, since it uses as much as digits as its factorization.

12706628227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225792, while the sum is 43.

The spelling of 12706628227 in words is "twelve billion, seven hundred six million, six hundred twenty-eight thousand, two hundred twenty-seven".