133303304 has 16 divisors (see below), whose sum is σ = 256699500. Its totient is φ = 64850112.

The previous prime is 133303279. The next prime is 133303337. The reversal of 133303304 is 403303331.

It can be written as a sum of positive squares in 2 ways, for example, as 132940900 + 362404 = 11530^2 + 602^2 .

It is an unprimeable number.

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, 224879 + ... + 225470.

Almost surely, 2^133303304 is an apocalyptic number.

It is an amenable number.

133303304 is a deficient number, since it is larger than the sum of its proper divisors (123396196).

133303304 is a wasteful number, since it uses less digits than its factorization.

133303304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450392 (or 450388 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 133303304 is about 11545.7050022941. The cubic root of 133303304 is about 510.8345991138.

Adding to 133303304 its reverse (403303331), we get a palindrome (536606635).

The spelling of 133303304 in words is "one hundred thirty-three million, three hundred three thousand, three hundred four".