137166 has 8 divisors (see below), whose sum is σ = 274344. Its totient is φ = 45720.

The previous prime is 137153. The next prime is 137177. The reversal of 137166 is 661731.

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

137166 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11425 + ... + 11436.

It is an arithmetic number, because the mean of its divisors is an integer number (34293).

2¹³⁷¹⁶⁶ is an apocalyptic number.

137166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137166 is a wasteful number, since it uses less digits than its factorization.

137166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22866.

The product of its digits is 756, while the sum is 24.

The square root of 137166 is about 370.3592850193. The cubic root of 137166 is about 51.5721801844.

Adding to 137166 its reverse (661731), we get a palindrome (798897).

It can be divided in two parts, 137 and 166, that added together give a palindrome (303).

The spelling of 137166 in words is "one hundred thirty-seven thousand, one hundred sixty-six".