135051255 has 24 divisors (see below), whose sum is σ = 237931200. Its totient is φ = 70845120.

The previous prime is 135051251. The next prime is 135051271. The reversal of 135051255 is 552150531.

It is not a de Polignac number, because 135051255 - 2² = 135051251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135051251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21855 + ... + 27344.

It is an arithmetic number, because the mean of its divisors is an integer number (9913800).

Almost surely, 2^135051255 is an apocalyptic number.

135051255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135051255 is a deficient number, since it is larger than the sum of its proper divisors (102879945).

135051255 is a wasteful number, since it uses less digits than its factorization.

135051255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49271 (or 49268 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The square root of 135051255 is about 11621.1554933234. The cubic root of 135051255 is about 513.0576978753.

The spelling of 135051255 in words is "one hundred thirty-five million, fifty-one thousand, two hundred fifty-five".