11099969939 has 2 divisors, whose sum is σ = 11099969940. Its totient is φ = 11099969938.

The previous prime is 11099969927. The next prime is 11099969941. The reversal of 11099969939 is 93996999011.

It is a strong prime.

It is an emirp because it is prime and its reverse (93996999011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11099969939 - 2¹² = 11099965843 is a prime.

Together with 11099969941, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11099969989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5549984969 + 5549984970.

It is an arithmetic number, because the mean of its divisors is an integer number (5549984970).

Almost surely, 2^11099969939 is an apocalyptic number.

11099969939 is a deficient number, since it is larger than the sum of its proper divisors (1).

11099969939 is an equidigital number, since it uses as much as digits as its factorization.

11099969939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9565938, while the sum is 65.

The spelling of 11099969939 in words is "eleven billion, ninety-nine million, nine hundred sixty-nine thousand, nine hundred thirty-nine".