135986632 has 16 divisors (see below), whose sum is σ = 255104640. Its totient is φ = 67958736.

The previous prime is 135986579. The next prime is 135986633. The reversal of 135986632 is 236689531.

135986632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (135986633) 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, 21373 + ... + 26995.

It is an arithmetic number, because the mean of its divisors is an integer number (15944040).

Almost surely, 2^135986632 is an apocalyptic number.

It is an amenable number.

135986632 is a deficient number, since it is larger than the sum of its proper divisors (119118008).

135986632 is a wasteful number, since it uses less digits than its factorization.

135986632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8652 (or 8648 counting only the distinct ones).

The product of its digits is 233280, while the sum is 43.

The square root of 135986632 is about 11661.3306273341. The cubic root of 135986632 is about 514.2394681225.

The spelling of 135986632 in words is "one hundred thirty-five million, nine hundred eighty-six thousand, six hundred thirty-two".