27214613 has 2 divisors, whose sum is σ = 27214614. Its totient is φ = 27214612.

The previous prime is 27214597. The next prime is 27214651. The reversal of 27214613 is 31641272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17623204 + 9591409 = 4198^2 + 3097^2 .

It is a cyclic number.

It is not a de Polignac number, because 27214613 - 2⁴ = 27214597 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27214013) 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, 13607306 + 13607307.

It is an arithmetic number, because the mean of its divisors is an integer number (13607307).

Almost surely, 2^27214613 is an apocalyptic number.

It is an amenable number.

27214613 is a deficient number, since it is larger than the sum of its proper divisors (1).

27214613 is an equidigital number, since it uses as much as digits as its factorization.

27214613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 26.

The square root of 27214613 is about 5216.7626934719. The cubic root of 27214613 is about 300.7927661902.

Adding to 27214613 its reverse (31641272), we get a palindrome (58855885).

The spelling of 27214613 in words is "twenty-seven million, two hundred fourteen thousand, six hundred thirteen".