11866017 has 32 divisors (see below), whose sum is σ = 17729280. Its totient is φ = 7024640.

The previous prime is 11866009. The next prime is 11866031. The reversal of 11866017 is 71066811.

It is a happy number.

11866017 is digitally balanced in base 2, base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11866017 - 2³ = 11866009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11866417) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104953 + ... + 105065.

It is an arithmetic number, because the mean of its divisors is an integer number (554040).

Almost surely, 2^11866017 is an apocalyptic number.

11866017 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

11866017 is a deficient number, since it is larger than the sum of its proper divisors (5863263).

11866017 is a wasteful number, since it uses less digits than its factorization.

11866017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233.

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 11866017 is about 3444.7085508066. The cubic root of 11866017 is about 228.0875894618.

The spelling of 11866017 in words is "eleven million, eight hundred sixty-six thousand, seventeen".