133366205 has 8 divisors (see below), whose sum is σ = 182902272. Its totient is φ = 91451088.

The previous prime is 133366201. The next prime is 133366217. The reversal of 133366205 is 502663331.

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 133366205 - 2² = 133366201 is a prime.

It is a super-2 number, since 2×133366205² = 35573089272204050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133366201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1905197 + ... + 1905266.

It is an arithmetic number, because the mean of its divisors is an integer number (22862784).

Almost surely, 2^133366205 is an apocalyptic number.

It is an amenable number.

133366205 is a deficient number, since it is larger than the sum of its proper divisors (49536067).

133366205 is an equidigital number, since it uses as much as digits as its factorization.

133366205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3810475.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 133366205 is about 11548.4286809938. The cubic root of 133366205 is about 510.9149345931.

The spelling of 133366205 in words is "one hundred thirty-three million, three hundred sixty-six thousand, two hundred five".