133295166 has 32 divisors (see below), whose sum is σ = 309093120. Its totient is φ = 42499512.

The previous prime is 133295117. The next prime is 133295171. The reversal of 133295166 is 661592331.

133295166 is a `hidden beast` number, since 133 + 2 + 9 + 516 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 133295166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52420 + ... + 54903.

It is an arithmetic number, because the mean of its divisors is an integer number (9659160).

Almost surely, 2^133295166 is an apocalyptic number.

133295166 is an abundant number, since it is smaller than the sum of its proper divisors (175797954).

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

133295166 is a wasteful number, since it uses less digits than its factorization.

133295166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107357 (or 107351 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 133295166 is about 11545.3525714895. The cubic root of 133295166 is about 510.8242036311.

The spelling of 133295166 in words is "one hundred thirty-three million, two hundred ninety-five thousand, one hundred sixty-six".