133366113 has 12 divisors (see below), whose sum is σ = 195516048. Its totient is φ = 87583320.

The previous prime is 133366097. The next prime is 133366127. The reversal of 133366113 is 311663331.

133366113 is a `hidden beast` number, since 13 + 3 + 36 + 611 + 3 = 666.

It is not a de Polignac number, because 133366113 - 2⁴ = 133366097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133366133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109983 + ... + 111188.

It is an arithmetic number, because the mean of its divisors is an integer number (16293004).

Almost surely, 2^133366113 is an apocalyptic number.

It is an amenable number.

133366113 is a deficient number, since it is larger than the sum of its proper divisors (62149935).

133366113 is a wasteful number, since it uses less digits than its factorization.

133366113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221244 (or 221241 counting only the distinct ones).

The product of its digits is 2916, while the sum is 27.

The square root of 133366113 is about 11548.4246977672. The cubic root of 133366113 is about 510.9148171116.

The spelling of 133366113 in words is "one hundred thirty-three million, three hundred sixty-six thousand, one hundred thirteen".