133435312 has 20 divisors (see below), whose sum is σ = 273739176. Its totient is φ = 62792960.

The previous prime is 133435307. The next prime is 133435327. The reversal of 133435312 is 213534331.

133435312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245014 + ... + 245557.

Almost surely, 2^133435312 is an apocalyptic number.

It is an amenable number.

133435312 is an abundant number, since it is smaller than the sum of its proper divisors (140303864).

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

133435312 is a wasteful number, since it uses less digits than its factorization.

133435312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490596 (or 490590 counting only the distinct ones).

The product of its digits is 3240, while the sum is 25.

The square root of 133435312 is about 11551.4203455679. The cubic root of 133435312 is about 511.0031670945.

Adding to 133435312 its reverse (213534331), we get a palindrome (346969643).

The spelling of 133435312 in words is "one hundred thirty-three million, four hundred thirty-five thousand, three hundred twelve".