133373056 has 32 divisors (see below), whose sum is σ = 266633100. Its totient is φ = 66453504.

The previous prime is 133373017. The next prime is 133373063. The reversal of 133373056 is 650373331.

133373056 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 112360000 + 21013056 = 10600^2 + 4584^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38400 + ... + 41728.

Almost surely, 2^133373056 is an apocalyptic number.

133373056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

133373056 is a deficient number, since it is larger than the sum of its proper divisors (133260044).

133373056 is an equidigital number, since it uses as much as digits as its factorization.

133373056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3656 (or 3644 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 31.

The square root of 133373056 is about 11548.7252976248. The cubic root of 133373056 is about 510.9236829820.

The spelling of 133373056 in words is "one hundred thirty-three million, three hundred seventy-three thousand, fifty-six".