27147119 has 2 divisors, whose sum is σ = 27147120. Its totient is φ = 27147118.

The previous prime is 27147101. The next prime is 27147121. The reversal of 27147119 is 91174172.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27147119 is a prime.

It is a super-2 number, since 2×27147119² = 1473932140000322, which contains 22 as substring.

Together with 27147121, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27147149) 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, 13573559 + 13573560.

It is an arithmetic number, because the mean of its divisors is an integer number (13573560).

Almost surely, 2^27147119 is an apocalyptic number.

27147119 is a deficient number, since it is larger than the sum of its proper divisors (1).

27147119 is an equidigital number, since it uses as much as digits as its factorization.

27147119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3528, while the sum is 32.

The square root of 27147119 is about 5210.2897232304. The cubic root of 27147119 is about 300.5438985040.

The spelling of 27147119 in words is "twenty-seven million, one hundred forty-seven thousand, one hundred nineteen".