14166661 has 8 divisors (see below), whose sum is σ = 15081984. Its totient is φ = 13260480.

The previous prime is 14166653. The next prime is 14166673. The reversal of 14166661 is 16666141.

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 14166661 - 2³ = 14166653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14166631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1066 + ... + 5428.

It is an arithmetic number, because the mean of its divisors is an integer number (1885248).

Almost surely, 2^14166661 is an apocalyptic number.

It is an amenable number.

14166661 is a deficient number, since it is larger than the sum of its proper divisors (915323).

14166661 is a wasteful number, since it uses less digits than its factorization.

14166661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4571.

The product of its digits is 5184, while the sum is 31.

The square root of 14166661 is about 3763.8625107727. The cubic root of 14166661 is about 241.9668294585.

The spelling of 14166661 in words is "fourteen million, one hundred sixty-six thousand, six hundred sixty-one".