133306116 has 24 divisors (see below), whose sum is σ = 319455360. Its totient is φ = 43234272.

The previous prime is 133306111. The next prime is 133306123. The reversal of 133306116 is 611603331.

It is not an unprimeable number, because it can be changed into a prime (133306111) 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 7 ways as a sum of consecutive naturals, for example, 149676 + ... + 150563.

It is an arithmetic number, because the mean of its divisors is an integer number (13310640).

Almost surely, 2^133306116 is an apocalyptic number.

It is an amenable number.

133306116 is an abundant number, since it is smaller than the sum of its proper divisors (186149244).

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

133306116 is a wasteful number, since it uses less digits than its factorization.

133306116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300283 (or 300281 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 133306116 is about 11545.8267785378. The cubic root of 133306116 is about 510.8381910647.

Adding to 133306116 its reverse (611603331), we get a palindrome (744909447).

The spelling of 133306116 in words is "one hundred thirty-three million, three hundred six thousand, one hundred sixteen".