12027277 has 2 divisors, whose sum is σ = 12027278. Its totient is φ = 12027276.

The previous prime is 12027271. The next prime is 12027289. The reversal of 12027277 is 77272021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8003241 + 4024036 = 2829^2 + 2006^2 .

It is a cyclic number.

It is not a de Polignac number, because 12027277 - 2⁷ = 12027149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12027271) 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 as a sum of consecutive naturals, namely, 6013638 + 6013639.

It is an arithmetic number, because the mean of its divisors is an integer number (6013639).

Almost surely, 2^12027277 is an apocalyptic number.

It is an amenable number.

12027277 is a deficient number, since it is larger than the sum of its proper divisors (1).

12027277 is an equidigital number, since it uses as much as digits as its factorization.

12027277 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2744, while the sum is 28.

The square root of 12027277 is about 3468.0364761634. The cubic root of 12027277 is about 229.1161859645.

Adding to 12027277 its reverse (77272021), we get a palindrome (89299298).

The spelling of 12027277 in words is "twelve million, twenty-seven thousand, two hundred seventy-seven".