11009516533 has 2 divisors, whose sum is σ = 11009516534. Its totient is φ = 11009516532.

The previous prime is 11009516521. The next prime is 11009516561. The reversal of 11009516533 is 33561590011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10837434609 + 172081924 = 104103^2 + 13118^2 .

It is an emirp because it is prime and its reverse (33561590011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11009516533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11009516593) 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 as a sum of consecutive naturals, namely, 5504758266 + 5504758267.

It is an arithmetic number, because the mean of its divisors is an integer number (5504758267).

Almost surely, 2^11009516533 is an apocalyptic number.

It is an amenable number.

11009516533 is a deficient number, since it is larger than the sum of its proper divisors (1).

11009516533 is an equidigital number, since it uses as much as digits as its factorization.

11009516533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12150, while the sum is 34.

The spelling of 11009516533 in words is "eleven billion, nine million, five hundred sixteen thousand, five hundred thirty-three".