11808736211 has 2 divisors, whose sum is σ = 11808736212. Its totient is φ = 11808736210.

The previous prime is 11808736207. The next prime is 11808736213. The reversal of 11808736211 is 11263780811.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11808736211 - 2² = 11808736207 is a prime.

Together with 11808736213, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11808736213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5904368105 + 5904368106.

It is an arithmetic number, because the mean of its divisors is an integer number (5904368106).

Almost surely, 2^11808736211 is an apocalyptic number.

11808736211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11808736211 is an equidigital number, since it uses as much as digits as its factorization.

11808736211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 38.

The spelling of 11808736211 in words is "eleven billion, eight hundred eight million, seven hundred thirty-six thousand, two hundred eleven".