11528086747 has 4 divisors (see below), whose sum is σ = 11591778016. Its totient is φ = 11464395480.

The previous prime is 11528086741. The next prime is 11528086753. The reversal of 11528086747 is 74768082511.

11528086747 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (11528086741) and next prime (11528086753).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11528086747 is a prime.

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 11528086747.

It is not an unprimeable number, because it can be changed into a prime (11528086741) 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 3 ways as a sum of consecutive naturals, for example, 31845363 + ... + 31845724.

It is an arithmetic number, because the mean of its divisors is an integer number (2897944504).

Almost surely, 2^11528086747 is an apocalyptic number.

11528086747 is a deficient number, since it is larger than the sum of its proper divisors (63691269).

11528086747 is an equidigital number, since it uses as much as digits as its factorization.

11528086747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63691268.

The product of its (nonzero) digits is 752640, while the sum is 49.

The spelling of 11528086747 in words is "eleven billion, five hundred twenty-eight million, eighty-six thousand, seven hundred forty-seven".