11508856747 has 2 divisors, whose sum is σ = 11508856748. Its totient is φ = 11508856746.

The previous prime is 11508856717. The next prime is 11508856753. The reversal of 11508856747 is 74765880511.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11508856747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11508856694 and 11508856703.

It is not a weakly prime, because it can be changed into another prime (11508856717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5754428373 + 5754428374.

It is an arithmetic number, because the mean of its divisors is an integer number (5754428374).

Almost surely, 2^11508856747 is an apocalyptic number.

11508856747 is a deficient number, since it is larger than the sum of its proper divisors (1).

11508856747 is an equidigital number, since it uses as much as digits as its factorization.

11508856747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1881600, while the sum is 52.

The spelling of 11508856747 in words is "eleven billion, five hundred eight million, eight hundred fifty-six thousand, seven hundred forty-seven".