133556104 has 32 divisors (see below), whose sum is σ = 274219200. Its totient is φ = 60477120.

The previous prime is 133556081. The next prime is 133556123. The reversal of 133556104 is 401655331.

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, 21637 + ... + 27115.

It is an arithmetic number, because the mean of its divisors is an integer number (8569350).

Almost surely, 2^133556104 is an apocalyptic number.

It is an amenable number.

133556104 is an abundant number, since it is smaller than the sum of its proper divisors (140663096).

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

133556104 is a wasteful number, since it uses less digits than its factorization.

133556104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5773 (or 5769 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 133556104 is about 11556.6476107909. The cubic root of 133556104 is about 511.1573153917.

The spelling of 133556104 in words is "one hundred thirty-three million, five hundred fifty-six thousand, one hundred four".