5205540235 has 12 divisors (see below), whose sum is σ = 7266509568. Its totient is φ = 3569513136.

The previous prime is 5205540227. The next prime is 5205540253. The reversal of 5205540235 is 5320455025.

It is a happy number.

It is not a de Polignac number, because 5205540235 - 2³ = 5205540227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5205540197 and 5205540206.

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 11 ways as a sum of consecutive naturals, for example, 10623307 + ... + 10623796.

It is an arithmetic number, because the mean of its divisors is an integer number (605542464).

Almost surely, 2^5205540235 is an apocalyptic number.

5205540235 is a deficient number, since it is larger than the sum of its proper divisors (2060969333).

5205540235 is a wasteful number, since it uses less digits than its factorization.

5205540235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21247122 (or 21247115 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 31.

The square root of 5205540235 is about 72149.4299007276. The cubic root of 5205540235 is about 1733.0932702748.

The spelling of 5205540235 in words is "five billion, two hundred five million, five hundred forty thousand, two hundred thirty-five".