12056711551 has 2 divisors, whose sum is σ = 12056711552. Its totient is φ = 12056711550.

The previous prime is 12056711501. The next prime is 12056711561. The reversal of 12056711551 is 15511765021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12056711551 - 2⁹ = 12056711039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12056711501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6028355775 + 6028355776.

It is an arithmetic number, because the mean of its divisors is an integer number (6028355776).

Almost surely, 2^12056711551 is an apocalyptic number.

12056711551 is a deficient number, since it is larger than the sum of its proper divisors (1).

12056711551 is an equidigital number, since it uses as much as digits as its factorization.

12056711551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10500, while the sum is 34.

The spelling of 12056711551 in words is "twelve billion, fifty-six million, seven hundred eleven thousand, five hundred fifty-one".