11271808799 has 2 divisors, whose sum is σ = 11271808800. Its totient is φ = 11271808798.

The previous prime is 11271808781. The next prime is 11271808829. The reversal of 11271808799 is 99780817211.

It is a weak prime.

It is an emirp because it is prime and its reverse (99780817211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11271808799 - 2¹² = 11271804703 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11271808799.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11271804799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5635904399 + 5635904400.

It is an arithmetic number, because the mean of its divisors is an integer number (5635904400).

Almost surely, 2^11271808799 is an apocalyptic number.

11271808799 is a deficient number, since it is larger than the sum of its proper divisors (1).

11271808799 is an equidigital number, since it uses as much as digits as its factorization.

11271808799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 53.

The spelling of 11271808799 in words is "eleven billion, two hundred seventy-one million, eight hundred eight thousand, seven hundred ninety-nine".