11856071 has 2 divisors, whose sum is σ = 11856072. Its totient is φ = 11856070.

The previous prime is 11856049. The next prime is 11856101. The reversal of 11856071 is 17065811.

11856071 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11856071 - 2¹⁸ = 11593927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11856001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5928035 + 5928036.

It is an arithmetic number, because the mean of its divisors is an integer number (5928036).

Almost surely, 2^11856071 is an apocalyptic number.

11856071 is a deficient number, since it is larger than the sum of its proper divisors (1).

11856071 is an equidigital number, since it uses as much as digits as its factorization.

11856071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 29.

The square root of 11856071 is about 3443.2645846638. The cubic root of 11856071 is about 228.0238445874.

The spelling of 11856071 in words is "eleven million, eight hundred fifty-six thousand, seventy-one".