133125275 has 12 divisors (see below), whose sum is σ = 165447744. Its totient is φ = 106260000.

The previous prime is 133125259. The next prime is 133125359. The reversal of 133125275 is 572521331.

It is not a de Polignac number, because 133125275 - 2⁴ = 133125259 is a prime.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5750 + ... + 17300.

It is an arithmetic number, because the mean of its divisors is an integer number (13787312).

Almost surely, 2^133125275 is an apocalyptic number.

133125275 is a deficient number, since it is larger than the sum of its proper divisors (32322469).

133125275 is a wasteful number, since it uses less digits than its factorization.

133125275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12022 (or 12017 counting only the distinct ones).

The product of its digits is 6300, while the sum is 29.

The square root of 133125275 is about 11537.9926763714. The cubic root of 133125275 is about 510.6070881527.

The spelling of 133125275 in words is "one hundred thirty-three million, one hundred twenty-five thousand, two hundred seventy-five".