135210355 has 24 divisors (see below), whose sum is σ = 191582928. Its totient is φ = 91320768.

The previous prime is 135210347. The next prime is 135210371. The reversal of 135210355 is 553012531.

It is not a de Polignac number, because 135210355 - 2³ = 135210347 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12297 + ... + 20533.

It is an arithmetic number, because the mean of its divisors is an integer number (7982622).

Almost surely, 2^135210355 is an apocalyptic number.

135210355 is a deficient number, since it is larger than the sum of its proper divisors (56372573).

135210355 is an equidigital number, since it uses as much as digits as its factorization.

135210355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8323 (or 8316 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 135210355 is about 11627.9987530099. The cubic root of 135210355 is about 513.2590916507.

Adding to 135210355 its reverse (553012531), we get a palindrome (688222886).

The spelling of 135210355 in words is "one hundred thirty-five million, two hundred ten thousand, three hundred fifty-five".