11099999959 has 2 divisors, whose sum is σ = 11099999960. Its totient is φ = 11099999958.

The previous prime is 11099999863. The next prime is 11099999969. The reversal of 11099999959 is 95999999011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11099999959 - 2¹⁹ = 11099475671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11099999969) 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, 5549999979 + 5549999980.

It is an arithmetic number, because the mean of its divisors is an integer number (5549999980).

Almost surely, 2^11099999959 is an apocalyptic number.

11099999959 is a deficient number, since it is larger than the sum of its proper divisors (1).

11099999959 is an equidigital number, since it uses as much as digits as its factorization.

11099999959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23914845, while the sum is 70.

The spelling of 11099999959 in words is "eleven billion, ninety-nine million, nine hundred ninety-nine thousand, nine hundred fifty-nine".