27111211163 has 2 divisors, whose sum is σ = 27111211164. Its totient is φ = 27111211162.

The previous prime is 27111211147. The next prime is 27111211189. The reversal of 27111211163 is 36111211172.

It is an a-pointer prime, because the next prime (27111211189) can be obtained adding 27111211163 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27111211163 - 2⁴ = 27111211147 is a prime.

It is not a weakly prime, because it can be changed into another prime (27111211103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13555605581 + 13555605582.

It is an arithmetic number, because the mean of its divisors is an integer number (13555605582).

Almost surely, 2^27111211163 is an apocalyptic number.

27111211163 is a deficient number, since it is larger than the sum of its proper divisors (1).

27111211163 is an equidigital number, since it uses as much as digits as its factorization.

27111211163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504, while the sum is 26.

Subtracting 27111211163 from its reverse (36111211172), we obtain a palindrome (9000000009).

The spelling of 27111211163 in words is "twenty-seven billion, one hundred eleven million, two hundred eleven thousand, one hundred sixty-three".