27084613 has 2 divisors, whose sum is σ = 27084614. Its totient is φ = 27084612.

The previous prime is 27084527. The next prime is 27084623. The reversal of 27084613 is 31648072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21967969 + 5116644 = 4687^2 + 2262^2 .

It is a cyclic number.

It is not a de Polignac number, because 27084613 - 2²¹ = 24987461 is a prime.

It is a super-2 number, since 2×27084613² = 1467152522719538, which contains 22 as substring.

It is equal to p_1688017 and since 27084613 and 1688017 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27084623) 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, 13542306 + 13542307.

It is an arithmetic number, because the mean of its divisors is an integer number (13542307).

Almost surely, 2^27084613 is an apocalyptic number.

It is an amenable number.

27084613 is a deficient number, since it is larger than the sum of its proper divisors (1).

27084613 is an equidigital number, since it uses as much as digits as its factorization.

27084613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 27084613 is about 5204.2879436096. The cubic root of 27084613 is about 300.3130546904.

The spelling of 27084613 in words is "twenty-seven million, eighty-four thousand, six hundred thirteen".