135563756 has 12 divisors (see below), whose sum is σ = 237334440. Its totient is φ = 67753920.

The previous prime is 135563731. The next prime is 135563767. The reversal of 135563756 is 657365531.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7055 + ... + 17913.

It is an arithmetic number, because the mean of its divisors is an integer number (19777870).

Almost surely, 2^135563756 is an apocalyptic number.

It is an amenable number.

135563756 is a deficient number, since it is larger than the sum of its proper divisors (101770684).

135563756 is a wasteful number, since it uses less digits than its factorization.

135563756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13984 (or 13982 counting only the distinct ones).

The product of its digits is 283500, while the sum is 41.

The square root of 135563756 is about 11643.1849594516. The cubic root of 135563756 is about 513.7058731978.

The spelling of 135563756 in words is "one hundred thirty-five million, five hundred sixty-three thousand, seven hundred fifty-six".