16866101 has 8 divisors (see below), whose sum is σ = 19309440. Its totient is φ = 14431248.

The previous prime is 16866097. The next prime is 16866103. The reversal of 16866101 is 10166861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16866101 - 2² = 16866097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16866103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2960 + ... + 6518.

It is an arithmetic number, because the mean of its divisors is an integer number (2413680).

Almost surely, 2^16866101 is an apocalyptic number.

It is an amenable number.

16866101 is a deficient number, since it is larger than the sum of its proper divisors (2443339).

16866101 is an equidigital number, since it uses as much as digits as its factorization.

16866101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4243.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 16866101 is about 4106.8358866651. The cubic root of 16866101 is about 256.4512964411.

The spelling of 16866101 in words is "sixteen million, eight hundred sixty-six thousand, one hundred one".