11099965843 has 2 divisors, whose sum is σ = 11099965844. Its totient is φ = 11099965842.

The previous prime is 11099965831. The next prime is 11099965861. The reversal of 11099965843 is 34856999011.

It is a weak prime.

It is an emirp because it is prime and its reverse (34856999011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11099965843 is a prime.

It is not a weakly prime, because it can be changed into another prime (11099965823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5549982921 + 5549982922.

It is an arithmetic number, because the mean of its divisors is an integer number (5549982922).

Almost surely, 2^11099965843 is an apocalyptic number.

11099965843 is a deficient number, since it is larger than the sum of its proper divisors (1).

11099965843 is an equidigital number, since it uses as much as digits as its factorization.

11099965843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2099520, while the sum is 55.

The spelling of 11099965843 in words is "eleven billion, ninety-nine million, nine hundred sixty-five thousand, eight hundred forty-three".