27069073 has 2 divisors, whose sum is σ = 27069074. Its totient is φ = 27069072.

The previous prime is 27069071. The next prime is 27069101. The reversal of 27069073 is 37096072.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18378369 + 8690704 = 4287^2 + 2948^2 .

It is a cyclic number.

It is not a de Polignac number, because 27069073 - 2¹ = 27069071 is a prime.

Together with 27069071, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (27069071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13534536 + 13534537.

It is an arithmetic number, because the mean of its divisors is an integer number (13534537).

Almost surely, 2^27069073 is an apocalyptic number.

It is an amenable number.

27069073 is a deficient number, since it is larger than the sum of its proper divisors (1).

27069073 is an equidigital number, since it uses as much as digits as its factorization.

27069073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 27069073 is about 5202.7947297582. The cubic root of 27069073 is about 300.2556080791.

The spelling of 27069073 in words is "twenty-seven million, sixty-nine thousand, seventy-three".