12773249 has 2 divisors, whose sum is σ = 12773250. Its totient is φ = 12773248.

The previous prime is 12773231. The next prime is 12773269. The reversal of 12773249 is 94237721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6682225 + 6091024 = 2585^2 + 2468^2 .

It is a cyclic number.

It is not a de Polignac number, because 12773249 - 2⁸ = 12772993 is a prime.

It is not a weakly prime, because it can be changed into another prime (12773219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6386624 + 6386625.

It is an arithmetic number, because the mean of its divisors is an integer number (6386625).

Almost surely, 2^12773249 is an apocalyptic number.

It is an amenable number.

12773249 is a deficient number, since it is larger than the sum of its proper divisors (1).

12773249 is an equidigital number, since it uses as much as digits as its factorization.

12773249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168, while the sum is 35.

The square root of 12773249 is about 3573.9682427240. The cubic root of 12773249 is about 233.7583462375.

The spelling of 12773249 in words is "twelve million, seven hundred seventy-three thousand, two hundred forty-nine".