27005393 has 2 divisors, whose sum is σ = 27005394. Its totient is φ = 27005392.

The previous prime is 27005389. The next prime is 27005411. The reversal of 27005393 is 39350072.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19998784 + 7006609 = 4472^2 + 2647^2 .

It is a cyclic number.

It is not a de Polignac number, because 27005393 - 2² = 27005389 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (27005323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13502696 + 13502697.

It is an arithmetic number, because the mean of its divisors is an integer number (13502697).

Almost surely, 2^27005393 is an apocalyptic number.

It is an amenable number.

27005393 is a deficient number, since it is larger than the sum of its proper divisors (1).

27005393 is an equidigital number, since it uses as much as digits as its factorization.

27005393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5670, while the sum is 29.

The square root of 27005393 is about 5196.6713384627. The cubic root of 27005393 is about 300.0199727443.

The spelling of 27005393 in words is "twenty-seven million, five thousand, three hundred ninety-three".