11128952699 has 2 divisors, whose sum is σ = 11128952700. Its totient is φ = 11128952698.

The previous prime is 11128952689. The next prime is 11128952719. The reversal of 11128952699 is 99625982111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11128952699 - 2⁴ = 11128952683 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11128952699.

It is not a weakly prime, because it can be changed into another prime (11128952689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5564476349 + 5564476350.

It is an arithmetic number, because the mean of its divisors is an integer number (5564476350).

Almost surely, 2^11128952699 is an apocalyptic number.

11128952699 is a deficient number, since it is larger than the sum of its proper divisors (1).

11128952699 is an equidigital number, since it uses as much as digits as its factorization.

11128952699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 53.

The spelling of 11128952699 in words is "eleven billion, one hundred twenty-eight million, nine hundred fifty-two thousand, six hundred ninety-nine".