133605068 has 12 divisors (see below), whose sum is σ = 243974640. Its totient is φ = 63898032.

The previous prime is 133605061. The next prime is 133605077. The reversal of 133605068 is 860506331.

133605068 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (133605061) 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, 726023 + ... + 726206.

It is an arithmetic number, because the mean of its divisors is an integer number (20331220).

Almost surely, 2^133605068 is an apocalyptic number.

It is an amenable number.

133605068 is a deficient number, since it is larger than the sum of its proper divisors (110369572).

133605068 is a wasteful number, since it uses less digits than its factorization.

133605068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1452256 (or 1452254 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 133605068 is about 11558.7658510760. The cubic root of 133605068 is about 511.2197741589.

The spelling of 133605068 in words is "one hundred thirty-three million, six hundred five thousand, sixty-eight".