135155222 has 16 divisors (see below), whose sum is σ = 213930720. Its totient is φ = 63911232.

The previous prime is 135155213. The next prime is 135155233. The reversal of 135155222 is 222551531.

It is a junction number, because it is equal to n+sod(n) for n = 135155191 and 135155200.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 12413 + ... + 20600.

It is an arithmetic number, because the mean of its divisors is an integer number (13370670).

Almost surely, 2^135155222 is an apocalyptic number.

135155222 is a deficient number, since it is larger than the sum of its proper divisors (78775498).

135155222 is a wasteful number, since it uses less digits than its factorization.

135155222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33127.

The product of its digits is 3000, while the sum is 26.

The square root of 135155222 is about 11625.6278110044. The cubic root of 135155222 is about 513.1893204646.

The spelling of 135155222 in words is "one hundred thirty-five million, one hundred fifty-five thousand, two hundred twenty-two".