135530588 has 12 divisors (see below), whose sum is σ = 238634760. Its totient is φ = 67349232.

The previous prime is 135530581. The next prime is 135530609. The reversal of 135530588 is 885035531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135530581) 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, 103283 + ... + 104586.

It is an arithmetic number, because the mean of its divisors is an integer number (19886230).

Almost surely, 2^135530588 is an apocalyptic number.

It is an amenable number.

135530588 is a deficient number, since it is larger than the sum of its proper divisors (103104172).

135530588 is a wasteful number, since it uses less digits than its factorization.

135530588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208036 (or 208034 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 38.

The square root of 135530588 is about 11641.7605197839. The cubic root of 135530588 is about 513.6639741272.

The spelling of 135530588 in words is "one hundred thirty-five million, five hundred thirty thousand, five hundred eighty-eight".