135528556 has 12 divisors (see below), whose sum is σ = 251126568. Its totient is φ = 63778112.

The previous prime is 135528541. The next prime is 135528593. The reversal of 135528556 is 655825531.

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 3 ways as a sum of consecutive naturals, for example, 996466 + ... + 996601.

It is an arithmetic number, because the mean of its divisors is an integer number (20927214).

Almost surely, 2^135528556 is an apocalyptic number.

It is an amenable number.

135528556 is a deficient number, since it is larger than the sum of its proper divisors (115598012).

135528556 is a wasteful number, since it uses less digits than its factorization.

135528556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1993088 (or 1993086 counting only the distinct ones).

The product of its digits is 180000, while the sum is 40.

The square root of 135528556 is about 11641.6732474331. The cubic root of 135528556 is about 513.6614070058.

The spelling of 135528556 in words is "one hundred thirty-five million, five hundred twenty-eight thousand, five hundred fifty-six".