11242355505 has 16 divisors (see below), whose sum is σ = 18000408384. Its totient is φ = 5991709760.

The previous prime is 11242355479. The next prime is 11242355567. The reversal of 11242355505 is 50555324211.

11242355505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11242355505 - 2⁹ = 11242354993 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 241206 + ... + 284015.

It is an arithmetic number, because the mean of its divisors is an integer number (1125025524).

Almost surely, 2^11242355505 is an apocalyptic number.

11242355505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11242355505 is a deficient number, since it is larger than the sum of its proper divisors (6758052879).

11242355505 is a wasteful number, since it uses less digits than its factorization.

11242355505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526656.

The product of its (nonzero) digits is 30000, while the sum is 33.

Adding to 11242355505 its reverse (50555324211), we get a palindrome (61797679716).

The spelling of 11242355505 in words is "eleven billion, two hundred forty-two million, three hundred fifty-five thousand, five hundred five".