27057071 has 2 divisors, whose sum is σ = 27057072. Its totient is φ = 27057070.

The previous prime is 27057061. The next prime is 27057113. The reversal of 27057071 is 17075072.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27057071 - 2²² = 22862767 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27057001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13528535 + 13528536.

It is an arithmetic number, because the mean of its divisors is an integer number (13528536).

Almost surely, 2^27057071 is an apocalyptic number.

27057071 is a deficient number, since it is larger than the sum of its proper divisors (1).

27057071 is an equidigital number, since it uses as much as digits as its factorization.

27057071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3430, while the sum is 29.

The square root of 27057071 is about 5201.6411833190. The cubic root of 27057071 is about 300.2112253187.

The spelling of 27057071 in words is "twenty-seven million, fifty-seven thousand, seventy-one".