27343091 has 2 divisors, whose sum is σ = 27343092. Its totient is φ = 27343090.

The previous prime is 27343079. The next prime is 27343093. The reversal of 27343091 is 19034372.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27343091 - 2¹⁰ = 27342067 is a prime.

Together with 27343093, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (27343093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13671545 + 13671546.

It is an arithmetic number, because the mean of its divisors is an integer number (13671546).

Almost surely, 2^27343091 is an apocalyptic number.

27343091 is a deficient number, since it is larger than the sum of its proper divisors (1).

27343091 is an equidigital number, since it uses as much as digits as its factorization.

27343091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 27343091 is about 5229.0621530060. The cubic root of 27343091 is about 301.2653627606.

The spelling of 27343091 in words is "twenty-seven million, three hundred forty-three thousand, ninety-one".