12056287 has 2 divisors, whose sum is σ = 12056288. Its totient is φ = 12056286.

The previous prime is 12056273. The next prime is 12056321. The reversal of 12056287 is 78265021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12056287 - 2²³ = 3667679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12056267) 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, 6028143 + 6028144.

It is an arithmetic number, because the mean of its divisors is an integer number (6028144).

Almost surely, 2^12056287 is an apocalyptic number.

12056287 is a deficient number, since it is larger than the sum of its proper divisors (1).

12056287 is an equidigital number, since it uses as much as digits as its factorization.

12056287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 12056287 is about 3472.2164391063. The cubic root of 12056287 is about 229.3002487897.

The spelling of 12056287 in words is "twelve million, fifty-six thousand, two hundred eighty-seven".