11011000999979 has 2 divisors, whose sum is σ = 11011000999980. Its totient is φ = 11011000999978.

The previous prime is 11011000999919. The next prime is 11011001000011. The reversal of 11011000999979 is 97999900011011.

It is a strong prime.

It is an emirp because it is prime and its reverse (97999900011011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11011000999979 is a prime.

It is a super-3 number, since 3×11011000999979³ (a number of 40 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (11011000999909) 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, 5505500499989 + 5505500499990.

It is an arithmetic number, because the mean of its divisors is an integer number (5505500499990).

Almost surely, 2^{11011000999979} is an apocalyptic number.

11011000999979 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011000999979 is an equidigital number, since it uses as much as digits as its factorization.

11011000999979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 413343, while the sum is 56.

The spelling of 11011000999979 in words is "eleven trillion, eleven billion, nine hundred ninety-nine thousand, nine hundred seventy-nine".