133876165 has 8 divisors (see below), whose sum is σ = 162685440. Its totient is φ = 105744912.

The previous prime is 133876159. The next prime is 133876177. The reversal of 133876165 is 561678331.

It is a happy number.

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 133876165 - 2²⁵ = 100321733 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169069 + ... + 169858.

It is an arithmetic number, because the mean of its divisors is an integer number (20335680).

Almost surely, 2^133876165 is an apocalyptic number.

It is an amenable number.

133876165 is a deficient number, since it is larger than the sum of its proper divisors (28809275).

133876165 is an equidigital number, since it uses as much as digits as its factorization.

133876165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339011.

The product of its digits is 90720, while the sum is 40.

The square root of 133876165 is about 11570.4868091191. The cubic root of 133876165 is about 511.5653112390.

The spelling of 133876165 in words is "one hundred thirty-three million, eight hundred seventy-six thousand, one hundred sixty-five".