11688996227 has 2 divisors, whose sum is σ = 11688996228. Its totient is φ = 11688996226.

The previous prime is 11688996223. The next prime is 11688996239. The reversal of 11688996227 is 72269988611.

It is a weak prime.

It is an emirp because it is prime and its reverse (72269988611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11688996227 - 2² = 11688996223 is a prime.

It is not a weakly prime, because it can be changed into another prime (11688996223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5844498113 + 5844498114.

It is an arithmetic number, because the mean of its divisors is an integer number (5844498114).

Almost surely, 2^11688996227 is an apocalyptic number.

11688996227 is a deficient number, since it is larger than the sum of its proper divisors (1).

11688996227 is an equidigital number, since it uses as much as digits as its factorization.

11688996227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5225472, while the sum is 59.

The spelling of 11688996227 in words is "eleven billion, six hundred eighty-eight million, nine hundred ninety-six thousand, two hundred twenty-seven".