12449677 has 2 divisors, whose sum is σ = 12449678. Its totient is φ = 12449676.

The previous prime is 12449663. The next prime is 12449681. The reversal of 12449677 is 77694421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10458756 + 1990921 = 3234^2 + 1411^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12449677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12449377) 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, 6224838 + 6224839.

It is an arithmetic number, because the mean of its divisors is an integer number (6224839).

Almost surely, 2^12449677 is an apocalyptic number.

It is an amenable number.

12449677 is a deficient number, since it is larger than the sum of its proper divisors (1).

12449677 is an equidigital number, since it uses as much as digits as its factorization.

12449677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 40.

The square root of 12449677 is about 3528.4099818473. The cubic root of 12449677 is about 231.7675845767.

The spelling of 12449677 in words is "twelve million, four hundred forty-nine thousand, six hundred seventy-seven".