27027659 has 2 divisors, whose sum is σ = 27027660. Its totient is φ = 27027658.

The previous prime is 27027653. The next prime is 27027661. The reversal of 27027659 is 95672072.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27027659 - 2¹⁶ = 26962123 is a prime.

Together with 27027661, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_1684685 and since 27027659 and 1684685 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (27027653) 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, 13513829 + 13513830.

It is an arithmetic number, because the mean of its divisors is an integer number (13513830).

Almost surely, 2^27027659 is an apocalyptic number.

27027659 is a deficient number, since it is larger than the sum of its proper divisors (1).

27027659 is an equidigital number, since it uses as much as digits as its factorization.

27027659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 27027659 is about 5198.8132299593. The cubic root of 27027659 is about 300.1024057803.

The spelling of 27027659 in words is "twenty-seven million, twenty-seven thousand, six hundred fifty-nine".