11966659 has 2 divisors, whose sum is σ = 11966660. Its totient is φ = 11966658.

The previous prime is 11966653. The next prime is 11966663. The reversal of 11966659 is 95666911.

11966659 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11966659 - 2¹¹ = 11964611 is a prime.

It is not a weakly prime, because it can be changed into another prime (11966653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5983329 + 5983330.

It is an arithmetic number, because the mean of its divisors is an integer number (5983330).

Almost surely, 2^11966659 is an apocalyptic number.

11966659 is a deficient number, since it is larger than the sum of its proper divisors (1).

11966659 is an equidigital number, since it uses as much as digits as its factorization.

11966659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87480, while the sum is 43.

The square root of 11966659 is about 3459.2859089702. The cubic root of 11966659 is about 228.7306189598.

The spelling of 11966659 in words is "eleven million, nine hundred sixty-six thousand, six hundred fifty-nine".