11033985013 has 2 divisors, whose sum is σ = 11033985014. Its totient is φ = 11033985012.

The previous prime is 11033984999. The next prime is 11033985049. The reversal of 11033985013 is 31058933011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7646977809 + 3387007204 = 87447^2 + 58198^2 .

It is an emirp because it is prime and its reverse (31058933011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11033985013 - 2⁹ = 11033984501 is a prime.

It is a super-2 number, since 2×11033985013² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11033985013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11033982013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5516992506 + 5516992507.

It is an arithmetic number, because the mean of its divisors is an integer number (5516992507).

Almost surely, 2^11033985013 is an apocalyptic number.

It is an amenable number.

11033985013 is a deficient number, since it is larger than the sum of its proper divisors (1).

11033985013 is an equidigital number, since it uses as much as digits as its factorization.

11033985013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 34.

The spelling of 11033985013 in words is "eleven billion, thirty-three million, nine hundred eighty-five thousand, thirteen".