133055325 has 96 divisors (see below), whose sum is σ = 268732800. Its totient is φ = 64143360.

The previous prime is 133055269. The next prime is 133055333. The reversal of 133055325 is 523550331.

133055325 is a `hidden beast` number, since 1 + 330 + 5 + 5 + 325 = 666.

It is not a de Polignac number, because 133055325 - 2¹⁰ = 133054301 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 95 ways as a sum of consecutive naturals, for example, 517597 + ... + 517853.

It is an arithmetic number, because the mean of its divisors is an integer number (2799300).

Almost surely, 2^133055325 is an apocalyptic number.

133055325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133055325 is an abundant number, since it is smaller than the sum of its proper divisors (135677475).

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

133055325 is a wasteful number, since it uses less digits than its factorization.

133055325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348 (or 337 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The square root of 133055325 is about 11534.9609882305. The cubic root of 133055325 is about 510.5176405167.

The spelling of 133055325 in words is "one hundred thirty-three million, fifty-five thousand, three hundred twenty-five".