12271027 has 2 divisors, whose sum is σ = 12271028. Its totient is φ = 12271026.

The previous prime is 12271019. The next prime is 12271069. The reversal of 12271027 is 72017221.

12271027 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12271027 - 2³ = 12271019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12270989 and 12271007.

It is not a weakly prime, because it can be changed into another prime (12275027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6135513 + 6135514.

It is an arithmetic number, because the mean of its divisors is an integer number (6135514).

Almost surely, 2^12271027 is an apocalyptic number.

12271027 is a deficient number, since it is larger than the sum of its proper divisors (1).

12271027 is an equidigital number, since it uses as much as digits as its factorization.

12271027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 12271027 is about 3503.0025692254. The cubic root of 12271027 is about 230.6536353229.

Adding to 12271027 its reverse (72017221), we get a palindrome (84288248).

The spelling of 12271027 in words is "twelve million, two hundred seventy-one thousand, twenty-seven".