133355312 has 10 divisors (see below), whose sum is σ = 258375948. Its totient is φ = 66677648.

The previous prime is 133355297. The next prime is 133355323. The reversal of 133355312 is 213553331.

133355312 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 as a sum of consecutive naturals, namely, 4167338 + ... + 4167369.

Almost surely, 2^133355312 is an apocalyptic number.

It is an amenable number.

133355312 is a deficient number, since it is larger than the sum of its proper divisors (125020636).

133355312 is an equidigital number, since it uses as much as digits as its factorization.

133355312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8334715 (or 8334709 counting only the distinct ones).

The product of its digits is 4050, while the sum is 26.

The square root of 133355312 is about 11547.9570487598. The cubic root of 133355312 is about 510.9010241527.

The spelling of 133355312 in words is "one hundred thirty-three million, three hundred fifty-five thousand, three hundred twelve".