135225300 has 108 divisors (see below), whose sum is σ = 455179200. Its totient is φ = 30905280.

The previous prime is 135225287. The next prime is 135225319. The reversal of 135225300 is 3522531.

135225300 is nontrivially palindromic in base 9.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 10101 + ... + 19299.

Almost surely, 2^135225300 is an apocalyptic number.

135225300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135225300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (227589600).

135225300 is an abundant number, since it is smaller than the sum of its proper divisors (319953900).

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

135225300 is a wasteful number, since it uses less digits than its factorization.

135225300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9230 (or 9216 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 135225300 is about 11628.6413651811. The cubic root of 135225300 is about 513.2780013822.

Adding to 135225300 its reverse (3522531), we get a palindrome (138747831).

The spelling of 135225300 in words is "one hundred thirty-five million, two hundred twenty-five thousand, three hundred".