1000535255 has 16 divisors (see below), whose sum is σ = 1272011040. Its totient is φ = 752904192.

The previous prime is 1000535191. The next prime is 1000535257. The reversal of 1000535255 is 5525350001.

It is a cyclic number.

It is not a de Polignac number, because 1000535255 - 2⁶ = 1000535191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000535257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271616 + ... + 275274.

It is an arithmetic number, because the mean of its divisors is an integer number (79500690).

Almost surely, 2^1000535255 is an apocalyptic number.

1000535255 is a deficient number, since it is larger than the sum of its proper divisors (271475785).

1000535255 is a wasteful number, since it uses less digits than its factorization.

1000535255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6898.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 1000535255 is about 31631.2385941493. The cubic root of 1000535255 is about 1000.1783865097.

Adding to 1000535255 its reverse (5525350001), we get a palindrome (6525885256).

The spelling of 1000535255 in words is "one billion, five hundred thirty-five thousand, two hundred fifty-five".