27038191 has 2 divisors, whose sum is σ = 27038192. Its totient is φ = 27038190.

The previous prime is 27038161. The next prime is 27038203. The reversal of 27038191 is 19183072.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27038191 - 2⁹ = 27037679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27038131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13519095 + 13519096.

It is an arithmetic number, because the mean of its divisors is an integer number (13519096).

Almost surely, 2^27038191 is an apocalyptic number.

27038191 is a deficient number, since it is larger than the sum of its proper divisors (1).

27038191 is an equidigital number, since it uses as much as digits as its factorization.

27038191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 27038191 is about 5199.8260547830. The cubic root of 27038191 is about 300.1413815086.

The spelling of 27038191 in words is "twenty-seven million, thirty-eight thousand, one hundred ninety-one".