12057216247 has 2 divisors, whose sum is σ = 12057216248. Its totient is φ = 12057216246.

The previous prime is 12057216209. The next prime is 12057216313. The reversal of 12057216247 is 74261275021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12057216247 - 2²⁷ = 11922998519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12057211247) 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, 6028608123 + 6028608124.

It is an arithmetic number, because the mean of its divisors is an integer number (6028608124).

Almost surely, 2^12057216247 is an apocalyptic number.

12057216247 is a deficient number, since it is larger than the sum of its proper divisors (1).

12057216247 is an equidigital number, since it uses as much as digits as its factorization.

12057216247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47040, while the sum is 37.

The spelling of 12057216247 in words is "twelve billion, fifty-seven million, two hundred sixteen thousand, two hundred forty-seven".