135875 has 8 divisors (see below), whose sum is σ = 169728. Its totient is φ = 108600.

The previous prime is 135859. The next prime is 135887. The reversal of 135875 is 578531.

It is not a de Polignac number, because 135875 - 2⁴ = 135859 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 135875.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419 + ... + 668.

It is an arithmetic number, because the mean of its divisors is an integer number (21216).

2¹³⁵⁸⁷⁵ is an apocalyptic number.

135875 is a deficient number, since it is larger than the sum of its proper divisors (33853).

135875 is an equidigital number, since it uses as much as digits as its factorization.

135875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102 (or 1092 counting only the distinct ones).

The product of its digits is 4200, while the sum is 29.

The square root of 135875 is about 368.6122624113. The cubic root of 135875 is about 51.4098715818.

The spelling of 135875 in words is "one hundred thirty-five thousand, eight hundred seventy-five".