27056567 has 2 divisors, whose sum is σ = 27056568. Its totient is φ = 27056566.

The previous prime is 27056527. The next prime is 27056569. The reversal of 27056567 is 76565072.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27056567 - 2¹⁰ = 27055543 is a prime.

Together with 27056569, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 27056567.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27056569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13528283 + 13528284.

It is an arithmetic number, because the mean of its divisors is an integer number (13528284).

Almost surely, 2^27056567 is an apocalyptic number.

27056567 is a deficient number, since it is larger than the sum of its proper divisors (1).

27056567 is an equidigital number, since it uses as much as digits as its factorization.

27056567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 88200, while the sum is 38.

The square root of 27056567 is about 5201.5927368451. The cubic root of 27056567 is about 300.2093612663.

The spelling of 27056567 in words is "twenty-seven million, fifty-six thousand, five hundred sixty-seven".