11198920679 has 2 divisors, whose sum is σ = 11198920680. Its totient is φ = 11198920678.

The previous prime is 11198920657. The next prime is 11198920753. The reversal of 11198920679 is 97602989111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11198920679 - 2²⁴ = 11182143463 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11198920679.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11198920979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5599460339 + 5599460340.

It is an arithmetic number, because the mean of its divisors is an integer number (5599460340).

Almost surely, 2^11198920679 is an apocalyptic number.

11198920679 is a deficient number, since it is larger than the sum of its proper divisors (1).

11198920679 is an equidigital number, since it uses as much as digits as its factorization.

11198920679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 53.

The spelling of 11198920679 in words is "eleven billion, one hundred ninety-eight million, nine hundred twenty thousand, six hundred seventy-nine".