12056436247 has 2 divisors, whose sum is σ = 12056436248. Its totient is φ = 12056436246.

The previous prime is 12056436233. The next prime is 12056436251. The reversal of 12056436247 is 74263465021.

It is a strong prime.

It is an emirp because it is prime and its reverse (74263465021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12056436247 - 2²⁷ = 11922218519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12056436257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6028218123 + 6028218124.

It is an arithmetic number, because the mean of its divisors is an integer number (6028218124).

Almost surely, 2^12056436247 is an apocalyptic number.

12056436247 is a deficient number, since it is larger than the sum of its proper divisors (1).

12056436247 is an equidigital number, since it uses as much as digits as its factorization.

12056436247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 12056436247 in words is "twelve billion, fifty-six million, four hundred thirty-six thousand, two hundred forty-seven".