133194 has 16 divisors (see below), whose sum is σ = 270720. Its totient is φ = 43680.

The previous prime is 133187. The next prime is 133201. The reversal of 133194 is 491331.

It is an interprime number because it is at equal distance from previous prime (133187) and next prime (133201).

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 133194.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 133194.

It is an unprimeable number.

133194 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334 + ... + 614.

It is an arithmetic number, because the mean of its divisors is an integer number (16920).

2¹³³¹⁹⁴ is an apocalyptic number.

133194 is an abundant number, since it is smaller than the sum of its proper divisors (137526).

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

133194 is a wasteful number, since it uses less digits than its factorization.

133194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365.

The product of its digits is 324, while the sum is 21.

The square root of 133194 is about 364.9575317760. The cubic root of 133194 is about 51.0694938826.

Subtracting from 133194 its product of digits (324), we obtain a triangular number (132870 = T₅₁₅).

The spelling of 133194 in words is "one hundred thirty-three thousand, one hundred ninety-four".