133525135 has 8 divisors (see below), whose sum is σ = 165755520. Its totient is φ = 103136544.

The previous prime is 133525127. The next prime is 133525163. The reversal of 133525135 is 531525331.

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 133525135 - 2³ = 133525127 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 460287 + ... + 460576.

It is an arithmetic number, because the mean of its divisors is an integer number (20719440).

Almost surely, 2^133525135 is an apocalyptic number.

133525135 is a deficient number, since it is larger than the sum of its proper divisors (32230385).

133525135 is an equidigital number, since it uses as much as digits as its factorization.

133525135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920897.

The product of its digits is 6750, while the sum is 28.

The square root of 133525135 is about 11555.3076549264. The cubic root of 133525135 is about 511.1178032713.

The spelling of 133525135 in words is "one hundred thirty-three million, five hundred twenty-five thousand, one hundred thirty-five".