133006166 has 8 divisors (see below), whose sum is σ = 201446544. Its totient is φ = 65857320.

The previous prime is 133006163. The next prime is 133006183. The reversal of 133006166 is 661600331.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133006163) 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, 322625 + ... + 323036.

It is an arithmetic number, because the mean of its divisors is an integer number (25180818).

Almost surely, 2^133006166 is an apocalyptic number.

133006166 is a deficient number, since it is larger than the sum of its proper divisors (68440378).

133006166 is a wasteful number, since it uses less digits than its factorization.

133006166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645766.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 133006166 is about 11532.8299215761. The cubic root of 133006166 is about 510.4547603374.

Adding to 133006166 its reverse (661600331), we get a palindrome (794606497).

The spelling of 133006166 in words is "one hundred thirty-three million, six thousand, one hundred sixty-six".