255871135 has 16 divisors (see below), whose sum is σ = 331420320. Its totient is φ = 188519040.

The previous prime is 255871127. The next prime is 255871151. The reversal of 255871135 is 531178552.

It is a happy number.

It is not a de Polignac number, because 255871135 - 2³ = 255871127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 255871094 and 255871103.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 25696 + ... + 34234.

It is an arithmetic number, because the mean of its divisors is an integer number (20713770).

Almost surely, 2^255871135 is an apocalyptic number.

255871135 is a deficient number, since it is larger than the sum of its proper divisors (75549185).

255871135 is a wasteful number, since it uses less digits than its factorization.

255871135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9018.

The product of its digits is 42000, while the sum is 37.

The square root of 255871135 is about 15995.9724618418. The cubic root of 255871135 is about 634.8538610113.

The spelling of 255871135 in words is "two hundred fifty-five million, eight hundred seventy-one thousand, one hundred thirty-five".