11530355005 has 8 divisors (see below), whose sum is σ = 14900766552. Its totient is φ = 8514723648.

The previous prime is 11530355003. The next prime is 11530355027. The reversal of 11530355005 is 50055303511.

11530355005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 86918329 + 11443436676 = 9323^2 + 106974^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11530355005 - 2¹ = 11530355003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11530355003) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 88694974 + ... + 88695103.

It is an arithmetic number, because the mean of its divisors is an integer number (1862595819).

Almost surely, 2^11530355005 is an apocalyptic number.

It is an amenable number.

11530355005 is a deficient number, since it is larger than the sum of its proper divisors (3370411547).

11530355005 is a wasteful number, since it uses less digits than its factorization.

11530355005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177390095.

The product of its (nonzero) digits is 5625, while the sum is 28.

Adding to 11530355005 its reverse (50055303511), we get a palindrome (61585658516).

The spelling of 11530355005 in words is "eleven billion, five hundred thirty million, three hundred fifty-five thousand, five".