12285677 has 2 divisors, whose sum is σ = 12285678. Its totient is φ = 12285676.

The previous prime is 12285673. The next prime is 12285683. The reversal of 12285677 is 77658221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12187081 + 98596 = 3491^2 + 314^2 .

It is an emirp because it is prime and its reverse (77658221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12285677 - 2² = 12285673 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12285677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12285671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6142838 + 6142839.

It is an arithmetic number, because the mean of its divisors is an integer number (6142839).

Almost surely, 2^12285677 is an apocalyptic number.

It is an amenable number.

12285677 is a deficient number, since it is larger than the sum of its proper divisors (1).

12285677 is an equidigital number, since it uses as much as digits as its factorization.

12285677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47040, while the sum is 38.

The square root of 12285677 is about 3505.0930087517. The cubic root of 12285677 is about 230.7453889015.

The spelling of 12285677 in words is "twelve million, two hundred eighty-five thousand, six hundred seventy-seven".