135148559 has 16 divisors (see below), whose sum is σ = 166985280. Its totient is φ = 106513920.

The previous prime is 135148553. The next prime is 135148567. The reversal of 135148559 is 955841531.

It is a cyclic number.

It is not a de Polignac number, because 135148559 - 2⁴ = 135148543 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135148553) 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 in 15 ways as a sum of consecutive naturals, for example, 21719 + ... + 27239.

It is an arithmetic number, because the mean of its divisors is an integer number (10436580).

Almost surely, 2^135148559 is an apocalyptic number.

135148559 is a deficient number, since it is larger than the sum of its proper divisors (31836721).

135148559 is a wasteful number, since it uses less digits than its factorization.

135148559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5810.

The product of its digits is 108000, while the sum is 41.

The square root of 135148559 is about 11625.3412423034. The cubic root of 135148559 is about 513.1808871077.

The spelling of 135148559 in words is "one hundred thirty-five million, one hundred forty-eight thousand, five hundred fifty-nine".