116566011 has 6 divisors (see below), whose sum is σ = 168373140. Its totient is φ = 77710668.

The previous prime is 116565989. The next prime is 116566031. The reversal of 116566011 is 110665611.

116566011 is a `hidden beast` number, since 1 + 1 + 6 + 56 + 601 + 1 = 666.

It is not a de Polignac number, because 116566011 - 2¹⁵ = 116533243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116566031) 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 in 5 ways as a sum of consecutive naturals, for example, 6475881 + ... + 6475898.

It is an arithmetic number, because the mean of its divisors is an integer number (28062190).

Almost surely, 2^116566011 is an apocalyptic number.

116566011 is a deficient number, since it is larger than the sum of its proper divisors (51807129).

116566011 is a wasteful number, since it uses less digits than its factorization.

116566011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12951785 (or 12951782 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 116566011 is about 10796.5740399443. The cubic root of 116566011 is about 488.4918378975.

It can be divided in two parts, 1165 and 66011, that added together give a palindrome (67176).

The spelling of 116566011 in words is "one hundred sixteen million, five hundred sixty-six thousand, eleven".