135055216 has 20 divisors (see below), whose sum is σ = 262650600. Its totient is φ = 67274432.

The previous prime is 135055201. The next prime is 135055223. The reversal of 135055216 is 612550531.

It is a super-2 number, since 2×135055216² = 36479822737613312, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 11386 + ... + 19993.

It is an arithmetic number, because the mean of its divisors is an integer number (13132530).

Almost surely, 2^135055216 is an apocalyptic number.

135055216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135055216 is a deficient number, since it is larger than the sum of its proper divisors (127595384).

135055216 is a wasteful number, since it uses less digits than its factorization.

135055216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31656 (or 31650 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 135055216 is about 11621.3259140255. The cubic root of 135055216 is about 513.0627137528.

It can be divided in two parts, 13505 and 5216, that added together give a triangular number (18721 = T₁₉₃).

The spelling of 135055216 in words is "one hundred thirty-five million, fifty-five thousand, two hundred sixteen".