27412291 has 2 divisors, whose sum is σ = 27412292. Its totient is φ = 27412290.

The previous prime is 27412283. The next prime is 27412321. The reversal of 27412291 is 19221472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27412291 - 2³ = 27412283 is a prime.

It is not a weakly prime, because it can be changed into another prime (27410291) 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, 13706145 + 13706146.

It is an arithmetic number, because the mean of its divisors is an integer number (13706146).

Almost surely, 2^27412291 is an apocalyptic number.

27412291 is a deficient number, since it is larger than the sum of its proper divisors (1).

27412291 is an equidigital number, since it uses as much as digits as its factorization.

27412291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 28.

The square root of 27412291 is about 5235.6748371151. The cubic root of 27412291 is about 301.5192965088.

The spelling of 27412291 in words is "twenty-seven million, four hundred twelve thousand, two hundred ninety-one".