135231175 has 12 divisors (see below), whose sum is σ = 177551136. Its totient is φ = 101820800.

The previous prime is 135231163. The next prime is 135231179. The reversal of 135231175 is 571132531.

It is not a de Polignac number, because 135231175 - 2¹⁷ = 135100103 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 (135231179) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 158671 + ... + 159520.

It is an arithmetic number, because the mean of its divisors is an integer number (14795928).

Almost surely, 2^135231175 is an apocalyptic number.

135231175 is a deficient number, since it is larger than the sum of its proper divisors (42319961).

135231175 is a wasteful number, since it uses less digits than its factorization.

135231175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318218 (or 318213 counting only the distinct ones).

The product of its digits is 3150, while the sum is 28.

The square root of 135231175 is about 11628.8939714833. The cubic root of 135231175 is about 513.2854345686.

The spelling of 135231175 in words is "one hundred thirty-five million, two hundred thirty-one thousand, one hundred seventy-five".