135250555 has 48 divisors (see below), whose sum is σ = 192393216. Its totient is φ = 90478080.

The previous prime is 135250553. The next prime is 135250559. The reversal of 135250555 is 555052531.

It is a happy number.

135250555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 135250555 - 2¹ = 135250553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135250553) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1064902 + ... + 1065028.

It is an arithmetic number, because the mean of its divisors is an integer number (4008192).

Almost surely, 2^135250555 is an apocalyptic number.

135250555 is a deficient number, since it is larger than the sum of its proper divisors (57142661).

135250555 is a wasteful number, since it uses less digits than its factorization.

135250555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 31.

The square root of 135250555 is about 11629.7272109022. The cubic root of 135250555 is about 513.3099530683.

The spelling of 135250555 in words is "one hundred thirty-five million, two hundred fifty thousand, five hundred fifty-five".