8535555803 has 4 divisors (see below), whose sum is σ = 8535901848. Its totient is φ = 8535209760.

The previous prime is 8535555797. The next prime is 8535555811. The reversal of 8535555803 is 3085555358.

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

It is a cyclic number.

It is not a de Polignac number, because 8535555803 - 2²⁰ = 8534507227 is a prime.

It is a super-2 number, since 2×8535555803² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8535555893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132926 + ... + 186387.

It is an arithmetic number, because the mean of its divisors is an integer number (2133975462).

Almost surely, 2^8535555803 is an apocalyptic number.

8535555803 is a deficient number, since it is larger than the sum of its proper divisors (346045).

8535555803 is a wasteful number, since it uses less digits than its factorization.

8535555803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346044.

The product of its (nonzero) digits is 1800000, while the sum is 47.

The square root of 8535555803 is about 92388.0717571267. The cubic root of 8535555803 is about 2043.6692105115.

It can be divided in two parts, 8535555 and 803, that added together give a palindrome (8536358).

The spelling of 8535555803 in words is "eight billion, five hundred thirty-five million, five hundred fifty-five thousand, eight hundred three".