135389328 has 40 divisors (see below), whose sum is σ = 357203328. Its totient is φ = 44168832.

The previous prime is 135389273. The next prime is 135389329. The reversal of 135389328 is 823983531.

It is a self number, because there is not a number n which added to its sum of digits gives 135389328.

It is not an unprimeable number, because it can be changed into a prime (135389329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27751 + ... + 32262.

Almost surely, 2^135389328 is an apocalyptic number.

It is an amenable number.

135389328 is an abundant number, since it is smaller than the sum of its proper divisors (221814000).

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

135389328 is a wasteful number, since it uses less digits than its factorization.

135389328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60071 (or 60065 counting only the distinct ones).

The product of its digits is 155520, while the sum is 42.

The square root of 135389328 is about 11635.6919862980. The cubic root of 135389328 is about 513.4854525652.

The spelling of 135389328 in words is "one hundred thirty-five million, three hundred eighty-nine thousand, three hundred twenty-eight".