135505330 has 16 divisors (see below), whose sum is σ = 245692440. Its totient is φ = 53805952.

The previous prime is 135505319. The next prime is 135505333. The reversal of 135505330 is 33505531.

It is a happy number.

135505330 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 130347889 + 5157441 = 11417^2 + 2271^2 .

It is a junction number, because it is equal to n+sod(n) for n = 135505295 and 135505304.

It is not an unprimeable number, because it can be changed into a prime (135505333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48085 + ... + 50824.

Almost surely, 2^135505330 is an apocalyptic number.

135505330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135505330 is a deficient number, since it is larger than the sum of its proper divisors (110187110).

135505330 is a wasteful number, since it uses less digits than its factorization.

135505330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99053.

The product of its (nonzero) digits is 3375, while the sum is 25.

The square root of 135505330 is about 11640.6756676750. The cubic root of 135505330 is about 513.6320626822.

The spelling of 135505330 in words is "one hundred thirty-five million, five hundred five thousand, three hundred thirty".