133000194 has 8 divisors (see below), whose sum is σ = 266000400. Its totient is φ = 44333396.

The previous prime is 133000193. The next prime is 133000201. The reversal of 133000194 is 491000331.

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

133000194 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 133000194.

It is not an unprimeable number, because it can be changed into a prime (133000193) 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, 11083344 + ... + 11083355.

It is an arithmetic number, because the mean of its divisors is an integer number (33250050).

Almost surely, 2^133000194 is an apocalyptic number.

133000194 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.

133000194 is a wasteful number, since it uses less digits than its factorization.

133000194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22166704.

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

The square root of 133000194 is about 11532.5710056344. The cubic root of 133000194 is about 510.4471203872.

The spelling of 133000194 in words is "one hundred thirty-three million, one hundred ninety-four", and thus it is an aban number.