11163120247 has 2 divisors, whose sum is σ = 11163120248. Its totient is φ = 11163120246.

The previous prime is 11163120239. The next prime is 11163120257. The reversal of 11163120247 is 74202136111.

It is a weak prime.

It is an emirp because it is prime and its reverse (74202136111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11163120247 - 2³ = 11163120239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11163120257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5581560123 + 5581560124.

It is an arithmetic number, because the mean of its divisors is an integer number (5581560124).

Almost surely, 2^11163120247 is an apocalyptic number.

11163120247 is a deficient number, since it is larger than the sum of its proper divisors (1).

11163120247 is an equidigital number, since it uses as much as digits as its factorization.

11163120247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

Adding to 11163120247 its reverse (74202136111), we get a palindrome (85365256358).

The spelling of 11163120247 in words is "eleven billion, one hundred sixty-three million, one hundred twenty thousand, two hundred forty-seven".