135135320 has 16 divisors (see below), whose sum is σ = 304054560. Its totient is φ = 54054112.

The previous prime is 135135271. The next prime is 135135361. The reversal of 135135320 is 23531531.

135135320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1689152 + ... + 1689231.

It is an arithmetic number, because the mean of its divisors is an integer number (19003410).

Almost surely, 2^135135320 is an apocalyptic number.

135135320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135135320 is an abundant number, since it is smaller than the sum of its proper divisors (168919240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135135320 is a wasteful number, since it uses less digits than its factorization.

135135320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3378394 (or 3378390 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 135135320 is about 11624.7718257177. The cubic root of 135135320 is about 513.1641296874.

Adding to 135135320 its reverse (23531531), we get a palindrome (158666851).

The spelling of 135135320 in words is "one hundred thirty-five million, one hundred thirty-five thousand, three hundred twenty".