12287041009 has 2 divisors, whose sum is σ = 12287041010. Its totient is φ = 12287041008.

The previous prime is 12287040923. The next prime is 12287041027. The reversal of 12287041009 is 90014078221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9006959025 + 3280081984 = 94905^2 + 57272^2 .

It is a cyclic number.

It is not a de Polignac number, because 12287041009 - 2⁹ = 12287040497 is a prime.

It is not a weakly prime, because it can be changed into another prime (12287041079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6143520504 + 6143520505.

It is an arithmetic number, because the mean of its divisors is an integer number (6143520505).

Almost surely, 2^12287041009 is an apocalyptic number.

It is an amenable number.

12287041009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12287041009 is an equidigital number, since it uses as much as digits as its factorization.

12287041009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 34.

The spelling of 12287041009 in words is "twelve billion, two hundred eighty-seven million, forty-one thousand, nine".