12727830497 has 2 divisors, whose sum is σ = 12727830498. Its totient is φ = 12727830496.

The previous prime is 12727830463. The next prime is 12727830527. The reversal of 12727830497 is 79403872721.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7501118881 + 5226711616 = 86609^2 + 72296^2 .

It is a cyclic number.

It is not a de Polignac number, because 12727830497 - 2⁶ = 12727830433 is a prime.

It is not a weakly prime, because it can be changed into another prime (12727830197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6363915248 + 6363915249.

It is an arithmetic number, because the mean of its divisors is an integer number (6363915249).

Almost surely, 2^12727830497 is an apocalyptic number.

It is an amenable number.

12727830497 is a deficient number, since it is larger than the sum of its proper divisors (1).

12727830497 is an equidigital number, since it uses as much as digits as its factorization.

12727830497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1185408, while the sum is 50.

The spelling of 12727830497 in words is "twelve billion, seven hundred twenty-seven million, eight hundred thirty thousand, four hundred ninety-seven".