135875328 has 36 divisors (see below), whose sum is σ = 361628568. Its totient is φ = 45291520.

The previous prime is 135875323. The next prime is 135875351. The reversal of 135875328 is 823578531.

It is a self number, because there is not a number n which added to its sum of digits gives 135875328.

It is not an unprimeable number, because it can be changed into a prime (135875323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87693 + ... + 89228.

It is an arithmetic number, because the mean of its divisors is an integer number (10045238).

Almost surely, 2^135875328 is an apocalyptic number.

It is an amenable number.

135875328 is an abundant number, since it is smaller than the sum of its proper divisors (225753240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135875328 is an equidigital number, since it uses as much as digits as its factorization.

135875328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176940 (or 176926 counting only the distinct ones).

The product of its digits is 201600, while the sum is 42.

The square root of 135875328 is about 11656.5572962174. The cubic root of 135875328 is about 514.0991294927.

It can be divided in two parts, 13587 and 5328, that added together give a triangular number (18915 = T₁₉₄).

The spelling of 135875328 in words is "one hundred thirty-five million, eight hundred seventy-five thousand, three hundred twenty-eight".