133916333 has 8 divisors (see below), whose sum is σ = 134811648. Its totient is φ = 133024624.

The previous prime is 133916329. The next prime is 133916369. The reversal of 133916333 is 333619331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133916333 - 2² = 133916329 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133916333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133916303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120860 + ... + 121962.

It is an arithmetic number, because the mean of its divisors is an integer number (16851456).

Almost surely, 2^133916333 is an apocalyptic number.

It is an amenable number.

133916333 is a deficient number, since it is larger than the sum of its proper divisors (895315).

133916333 is a wasteful number, since it uses less digits than its factorization.

133916333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1803.

The product of its digits is 13122, while the sum is 32.

The square root of 133916333 is about 11572.2224745293. Note that the first 3 decimals coincide. The cubic root of 133916333 is about 511.6164692143.

The spelling of 133916333 in words is "one hundred thirty-three million, nine hundred sixteen thousand, three hundred thirty-three".