135535544 has 8 divisors (see below), whose sum is σ = 254129160. Its totient is φ = 67767768.

The previous prime is 135535541. The next prime is 135535549. The reversal of 135535544 is 445535531.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135535541) by changing a digit.

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 as a sum of consecutive naturals, namely, 8470964 + ... + 8470979.

It is an arithmetic number, because the mean of its divisors is an integer number (31766145).

Almost surely, 2^135535544 is an apocalyptic number.

It is an amenable number.

135535544 is a deficient number, since it is larger than the sum of its proper divisors (118593616).

135535544 is a wasteful number, since it uses less digits than its factorization.

135535544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16941949 (or 16941945 counting only the distinct ones).

The product of its digits is 90000, while the sum is 35.

The square root of 135535544 is about 11641.9733722424. The cubic root of 135535544 is about 513.6702351680.

The spelling of 135535544 in words is "one hundred thirty-five million, five hundred thirty-five thousand, five hundred forty-four".