135175373 has 4 divisors (see below), whose sum is σ = 135312768. Its totient is φ = 135037980.

The previous prime is 135175361. The next prime is 135175379. The reversal of 135175373 is 373571531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 373571531 = 12227 ⋅30553.

It is a cyclic number.

It is not a de Polignac number, because 135175373 - 2⁴ = 135175357 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 (135175379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67211 + ... + 69192.

It is an arithmetic number, because the mean of its divisors is an integer number (33828192).

Almost surely, 2^135175373 is an apocalyptic number.

It is an amenable number.

135175373 is a deficient number, since it is larger than the sum of its proper divisors (137395).

135175373 is an equidigital number, since it uses as much as digits as its factorization.

135175373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137394.

The product of its digits is 33075, while the sum is 35.

The square root of 135175373 is about 11626.4944415761. The cubic root of 135175373 is about 513.2148238918.

The spelling of 135175373 in words is "one hundred thirty-five million, one hundred seventy-five thousand, three hundred seventy-three".