135205353 has 12 divisors (see below), whose sum is σ = 201596928. Its totient is φ = 87229080.

The previous prime is 135205351. The next prime is 135205361. The reversal of 135205353 is 353502531.

It is not a de Polignac number, because 135205353 - 2¹ = 135205351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135205351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 242025 + ... + 242582.

It is an arithmetic number, because the mean of its divisors is an integer number (16799744).

Almost surely, 2^135205353 is an apocalyptic number.

It is an amenable number.

135205353 is a deficient number, since it is larger than the sum of its proper divisors (66391575).

135205353 is a wasteful number, since it uses less digits than its factorization.

135205353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484644 (or 484641 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The square root of 135205353 is about 11627.7836667183. The cubic root of 135205353 is about 513.2527623681.

Adding to 135205353 its reverse (353502531), we get a palindrome (488707884).

The spelling of 135205353 in words is "one hundred thirty-five million, two hundred five thousand, three hundred fifty-three".