133552133 has 8 divisors (see below), whose sum is σ = 156900576. Its totient is φ = 112071600.

The previous prime is 133552091. The next prime is 133552183. The reversal of 133552133 is 331255331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133552133 - 2⁸ = 133551877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133552183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466823 + ... + 467108.

It is an arithmetic number, because the mean of its divisors is an integer number (19612572).

Almost surely, 2^133552133 is an apocalyptic number.

133552133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

133552133 is a deficient number, since it is larger than the sum of its proper divisors (23348443).

133552133 is a wasteful number, since it uses less digits than its factorization.

133552133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933955.

The product of its digits is 4050, while the sum is 26.

The square root of 133552133 is about 11556.4758036349. The cubic root of 133552133 is about 511.1522492915.

The spelling of 133552133 in words is "one hundred thirty-three million, five hundred fifty-two thousand, one hundred thirty-three".