11320538827 has 32 divisors (see below), whose sum is σ = 12977233920. Its totient is φ = 9789050880.

The previous prime is 11320538821. The next prime is 11320538891. The reversal of 11320538827 is 72883502311.

It is a happy number.

11320538827 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11320538827 - 2¹¹ = 11320536779 is a prime.

It is a super-2 number, since 2×11320538827² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11320538827.

It is not an unprimeable number, because it can be changed into a prime (11320538821) 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 31 ways as a sum of consecutive naturals, for example, 17660427 + ... + 17661067.

It is an arithmetic number, because the mean of its divisors is an integer number (405538560).

Almost surely, 2^11320538827 is an apocalyptic number.

11320538827 is a deficient number, since it is larger than the sum of its proper divisors (1656695093).

11320538827 is a wasteful number, since it uses less digits than its factorization.

11320538827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363.

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 11320538827 in words is "eleven billion, three hundred twenty million, five hundred thirty-eight thousand, eight hundred twenty-seven".