11605304005 has 16 divisors (see below), whose sum is σ = 14924617344. Its totient is φ = 8640561600.

The previous prime is 11605304003. The next prime is 11605304027. The reversal of 11605304005 is 50040350611.

It is not a de Polignac number, because 11605304005 - 2¹ = 11605304003 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 (11605304003) 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, 1359471 + ... + 1367980.

It is an arithmetic number, because the mean of its divisors is an integer number (932788584).

Almost surely, 2^11605304005 is an apocalyptic number.

It is an amenable number.

11605304005 is a deficient number, since it is larger than the sum of its proper divisors (3319313339).

11605304005 is a wasteful number, since it uses less digits than its factorization.

11605304005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2727516.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 11605304005 its reverse (50040350611), we get a palindrome (61645654616).

The spelling of 11605304005 in words is "eleven billion, six hundred five million, three hundred four thousand, five".