1011535255 has 4 divisors (see below), whose sum is σ = 1213842312. Its totient is φ = 809228200.

The previous prime is 1011535229. The next prime is 1011535279. The reversal of 1011535255 is 5525351101.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1011535255 - 2¹⁷ = 1011404183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101153521 + ... + 101153530.

It is an arithmetic number, because the mean of its divisors is an integer number (303460578).

Almost surely, 2^1011535255 is an apocalyptic number.

1011535255 is a deficient number, since it is larger than the sum of its proper divisors (202307057).

1011535255 is an equidigital number, since it uses as much as digits as its factorization.

1011535255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202307056.

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 1011535255 is about 31804.6420354011. The cubic root of 1011535255 is about 1003.8303943461.

Adding to 1011535255 its reverse (5525351101), we get a palindrome (6536886356).

The spelling of 1011535255 in words is "one billion, eleven million, five hundred thirty-five thousand, two hundred fifty-five".