135302228 has 12 divisors (see below), whose sum is σ = 244417152. Its totient is φ = 65468760.

The previous prime is 135302227. The next prime is 135302239. The reversal of 135302228 is 822203531.

135302228 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 135302197 and 135302206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135302227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 545450 + ... + 545697.

It is an arithmetic number, because the mean of its divisors is an integer number (20368096).

Almost surely, 2^135302228 is an apocalyptic number.

It is an amenable number.

135302228 is a deficient number, since it is larger than the sum of its proper divisors (109114924).

135302228 is a wasteful number, since it uses less digits than its factorization.

135302228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091182 (or 1091180 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 135302228 is about 11631.9485899827. The cubic root of 135302228 is about 513.3753154323.

Adding to 135302228 its reverse (822203531), we get a palindrome (957505759).

The spelling of 135302228 in words is "one hundred thirty-five million, three hundred two thousand, two hundred twenty-eight".