12056711449 has 2 divisors, whose sum is σ = 12056711450. Its totient is φ = 12056711448.

The previous prime is 12056711437. The next prime is 12056711467. The reversal of 12056711449 is 94411765021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12046599049 + 10112400 = 109757^2 + 3180^2 .

It is a cyclic number.

It is not a de Polignac number, because 12056711449 - 2²⁷ = 11922493721 is a prime.

It is not a weakly prime, because it can be changed into another prime (12056751449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6028355724 + 6028355725.

It is an arithmetic number, because the mean of its divisors is an integer number (6028355725).

Almost surely, 2^12056711449 is an apocalyptic number.

It is an amenable number.

12056711449 is a deficient number, since it is larger than the sum of its proper divisors (1).

12056711449 is an equidigital number, since it uses as much as digits as its factorization.

12056711449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 12056711449 in words is "twelve billion, fifty-six million, seven hundred eleven thousand, four hundred forty-nine".