14106665 has 8 divisors (see below), whose sum is σ = 17341128. Its totient is φ = 11009920.

The previous prime is 14106661. The next prime is 14106667. The reversal of 14106665 is 56660141.

It can be written as a sum of positive squares in 4 ways, for example, as 1968409 + 12138256 = 1403^2 + 3484^2 .

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

It is not a de Polignac number, because 14106665 - 2² = 14106661 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14106661) 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, 34202 + ... + 34611.

It is an arithmetic number, because the mean of its divisors is an integer number (2167641).

Almost surely, 2^14106665 is an apocalyptic number.

It is an amenable number.

14106665 is a deficient number, since it is larger than the sum of its proper divisors (3234463).

14106665 is an equidigital number, since it uses as much as digits as its factorization.

14106665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68859.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 14106665 is about 3755.8840503935. The cubic root of 14106665 is about 241.6247685325.

The spelling of 14106665 in words is "fourteen million, one hundred six thousand, six hundred sixty-five".