133705333 has 4 divisors (see below), whose sum is σ = 133770208. Its totient is φ = 133640460.

The previous prime is 133705321. The next prime is 133705343. The reversal of 133705333 is 333507331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133705333 - 2⁵ = 133705301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133705343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29241 + ... + 33502.

It is an arithmetic number, because the mean of its divisors is an integer number (33442552).

Almost surely, 2^133705333 is an apocalyptic number.

It is an amenable number.

133705333 is a deficient number, since it is larger than the sum of its proper divisors (64875).

133705333 is an equidigital number, since it uses as much as digits as its factorization.

133705333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64874.

The product of its (nonzero) digits is 8505, while the sum is 28.

The square root of 133705333 is about 11563.1022221547. The cubic root of 133705333 is about 511.3476251818.

The spelling of 133705333 in words is "one hundred thirty-three million, seven hundred five thousand, three hundred thirty-three".