134666 has 8 divisors (see below), whose sum is σ = 230880. Its totient is φ = 57708.

The previous prime is 134639. The next prime is 134669. The reversal of 134666 is 666431.

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

134666 is a modest number, since divided by 666 gives 134 as remainder.

It is a Curzon number.

It is a plaindrome in base 10.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 134666.

It is not an unprimeable number, because it can be changed into a prime (134669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4796 + ... + 4823.

It is an arithmetic number, because the mean of its divisors is an integer number (28860).

2¹³⁴⁶⁶⁶ is an apocalyptic number.

134666 is a deficient number, since it is larger than the sum of its proper divisors (96214).

134666 is an equidigital number, since it uses as much as digits as its factorization.

134666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9628.

The product of its digits is 2592, while the sum is 26.

The square root of 134666 is about 366.9686635123. The cubic root of 134666 is about 51.2569373912.

The spelling of 134666 in words is "one hundred thirty-four thousand, six hundred sixty-six".