135308055 has 32 divisors (see below), whose sum is σ = 227079360. Its totient is φ = 68705280.

The previous prime is 135308053. The next prime is 135308059. The reversal of 135308055 is 550803531.

It is not a de Polignac number, because 135308055 - 2¹ = 135308053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135308053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29625 + ... + 33885.

It is an arithmetic number, because the mean of its divisors is an integer number (7096230).

Almost surely, 2^135308055 is an apocalyptic number.

135308055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135308055 is a deficient number, since it is larger than the sum of its proper divisors (91771305).

135308055 is a wasteful number, since it uses less digits than its factorization.

135308055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4371.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 135308055 is about 11632.1990612266. The cubic root of 135308055 is about 513.3826850942.

The spelling of 135308055 in words is "one hundred thirty-five million, three hundred eight thousand, fifty-five".