133300308 has 12 divisors (see below), whose sum is σ = 311034080. Its totient is φ = 44433432.

The previous prime is 133300303. The next prime is 133300309. The reversal of 133300308 is 803003331.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×133300308² = 35537944225789728, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133300303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5554168 + ... + 5554191.

Almost surely, 2^133300308 is an apocalyptic number.

It is an amenable number.

133300308 is an abundant number, since it is smaller than the sum of its proper divisors (177733772).

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

133300308 is a wasteful number, since it uses less digits than its factorization.

133300308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11108366 (or 11108364 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 133300308 is about 11545.5752563482. The cubic root of 133300308 is about 510.8307720720.

Adding to 133300308 its reverse (803003331), we get a palindrome (936303639).

The spelling of 133300308 in words is "one hundred thirty-three million, three hundred thousand, three hundred eight".