135225558 has 32 divisors (see below), whose sum is σ = 323618400. Its totient is φ = 41607648.

The previous prime is 135225551. The next prime is 135225569. The reversal of 135225558 is 855522531.

135225558 is a `hidden beast` number, since 1 + 352 + 255 + 58 = 666.

It is a super-3 number, since 3×135225558³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135225551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95613 + ... + 97016.

It is an arithmetic number, because the mean of its divisors is an integer number (10113075).

Almost surely, 2^135225558 is an apocalyptic number.

135225558 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

135225558 is an abundant number, since it is smaller than the sum of its proper divisors (188392842).

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

135225558 is a wasteful number, since it uses less digits than its factorization.

135225558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192653 (or 192647 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The square root of 135225558 is about 11628.6524584751. The cubic root of 135225558 is about 513.2783278143.

The spelling of 135225558 in words is "one hundred thirty-five million, two hundred twenty-five thousand, five hundred fifty-eight".