27004935427 has 2 divisors, whose sum is σ = 27004935428. Its totient is φ = 27004935426.

The previous prime is 27004935383. The next prime is 27004935457. The reversal of 27004935427 is 72453940072.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27004935427 is a prime.

It is not a weakly prime, because it can be changed into another prime (27004935457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13502467713 + 13502467714.

It is an arithmetic number, because the mean of its divisors is an integer number (13502467714).

Almost surely, 2^27004935427 is an apocalyptic number.

27004935427 is a deficient number, since it is larger than the sum of its proper divisors (1).

27004935427 is an equidigital number, since it uses as much as digits as its factorization.

27004935427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 43.

The spelling of 27004935427 in words is "twenty-seven billion, four million, nine hundred thirty-five thousand, four hundred twenty-seven".