27211011239 has 2 divisors, whose sum is σ = 27211011240. Its totient is φ = 27211011238.

The previous prime is 27211011227. The next prime is 27211011277. The reversal of 27211011239 is 93211011272.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27211011239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27211011439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13605505619 + 13605505620.

It is an arithmetic number, because the mean of its divisors is an integer number (13605505620).

Almost surely, 2^27211011239 is an apocalyptic number.

27211011239 is a deficient number, since it is larger than the sum of its proper divisors (1).

27211011239 is an equidigital number, since it uses as much as digits as its factorization.

27211011239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 29.

The spelling of 27211011239 in words is "twenty-seven billion, two hundred eleven million, eleven thousand, two hundred thirty-nine".