11103209263 has 2 divisors, whose sum is σ = 11103209264. Its totient is φ = 11103209262.

The previous prime is 11103209239. The next prime is 11103209297. The reversal of 11103209263 is 36290230111.

It is a weak prime.

It is an emirp because it is prime and its reverse (36290230111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11103209263 - 2²⁹ = 10566338351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11103209363) 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, 5551604631 + 5551604632.

It is an arithmetic number, because the mean of its divisors is an integer number (5551604632).

Almost surely, 2^11103209263 is an apocalyptic number.

11103209263 is a deficient number, since it is larger than the sum of its proper divisors (1).

11103209263 is an equidigital number, since it uses as much as digits as its factorization.

11103209263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 28.

Adding to 11103209263 its reverse (36290230111), we get a palindrome (47393439374).

The spelling of 11103209263 in words is "eleven billion, one hundred three million, two hundred nine thousand, two hundred sixty-three".