133842575 has 12 divisors (see below), whose sum is σ = 166757928. Its totient is φ = 106562400.

The previous prime is 133842551. The next prime is 133842607. The reversal of 133842575 is 575248331.

It is not a de Polignac number, because 133842575 - 2²⁴ = 117065359 is a prime.

It is a Duffinian number.

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 11 ways as a sum of consecutive naturals, for example, 7412 + ... + 17961.

It is an arithmetic number, because the mean of its divisors is an integer number (13896494).

Almost surely, 2^133842575 is an apocalyptic number.

133842575 is a deficient number, since it is larger than the sum of its proper divisors (32915353).

133842575 is a wasteful number, since it uses less digits than its factorization.

133842575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25594 (or 25589 counting only the distinct ones).

The product of its digits is 100800, while the sum is 38.

The square root of 133842575 is about 11569.0351801695. The cubic root of 133842575 is about 511.5225231491.

The spelling of 133842575 in words is "one hundred thirty-three million, eight hundred forty-two thousand, five hundred seventy-five".