135558328 has 8 divisors (see below), whose sum is σ = 254171880. Its totient is φ = 67779160.

The previous prime is 135558301. The next prime is 135558329. The reversal of 135558328 is 823855531.

It is a happy number.

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 (135558329) 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, 8472388 + ... + 8472403.

It is an arithmetic number, because the mean of its divisors is an integer number (31771485).

Almost surely, 2^135558328 is an apocalyptic number.

It is an amenable number.

135558328 is a deficient number, since it is larger than the sum of its proper divisors (118613552).

135558328 is a wasteful number, since it uses less digits than its factorization.

135558328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16944797 (or 16944793 counting only the distinct ones).

The product of its digits is 144000, while the sum is 40.

The square root of 135558328 is about 11642.9518593869. The cubic root of 135558328 is about 513.6990168109.

The spelling of 135558328 in words is "one hundred thirty-five million, five hundred fifty-eight thousand, three hundred twenty-eight".