133545084 has 72 divisors (see below), whose sum is σ = 333137280. Its totient is φ = 41556768.

The previous prime is 133545067. The next prime is 133545103. The reversal of 133545084 is 480545331.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 960687 + ... + 960825.

Almost surely, 2^133545084 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133545084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166568640).

133545084 is an abundant number, since it is smaller than the sum of its proper divisors (199592196).

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

133545084 is a wasteful number, since it uses less digits than its factorization.

133545084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287 (or 226 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 133545084 is about 11556.1708190906. The cubic root of 133545084 is about 511.1432561103.

The spelling of 133545084 in words is "one hundred thirty-three million, five hundred forty-five thousand, eighty-four".