133380564 has 24 divisors (see below), whose sum is σ = 311498880. Its totient is φ = 44420544.

The previous prime is 133380557. The next prime is 133380581. The reversal of 133380564 is 465083331.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11157 + ... + 19779.

It is an arithmetic number, because the mean of its divisors is an integer number (12979120).

Almost surely, 2^133380564 is an apocalyptic number.

It is an amenable number.

133380564 is an abundant number, since it is smaller than the sum of its proper divisors (178118316).

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

133380564 is a wasteful number, since it uses less digits than its factorization.

133380564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9919 (or 9917 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 133380564 is about 11549.0503505700. The cubic root of 133380564 is about 510.9332699834.

The spelling of 133380564 in words is "one hundred thirty-three million, three hundred eighty thousand, five hundred sixty-four".