12740682247 has 2 divisors, whose sum is σ = 12740682248. Its totient is φ = 12740682246.

The previous prime is 12740682221. The next prime is 12740682277. The reversal of 12740682247 is 74228604721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12740682247 - 2³¹ = 10593198599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12740682277) 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, 6370341123 + 6370341124.

It is an arithmetic number, because the mean of its divisors is an integer number (6370341124).

Almost surely, 2^12740682247 is an apocalyptic number.

12740682247 is a deficient number, since it is larger than the sum of its proper divisors (1).

12740682247 is an equidigital number, since it uses as much as digits as its factorization.

12740682247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 301056, while the sum is 43.

The spelling of 12740682247 in words is "twelve billion, seven hundred forty million, six hundred eighty-two thousand, two hundred forty-seven".