27005089 has 2 divisors, whose sum is σ = 27005090. Its totient is φ = 27005088.

The previous prime is 27005053. The next prime is 27005093. The reversal of 27005089 is 98050072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22090000 + 4915089 = 4700^2 + 2217^2 .

It is a cyclic number.

It is not a de Polignac number, because 27005089 - 2¹³ = 26996897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27005089.

It is not a weakly prime, because it can be changed into another prime (27005039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13502544 + 13502545.

It is an arithmetic number, because the mean of its divisors is an integer number (13502545).

Almost surely, 2^27005089 is an apocalyptic number.

It is an amenable number.

27005089 is a deficient number, since it is larger than the sum of its proper divisors (1).

27005089 is an equidigital number, since it uses as much as digits as its factorization.

27005089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 27005089 is about 5196.6420888878. The cubic root of 27005089 is about 300.0188469641.

The spelling of 27005089 in words is "twenty-seven million, five thousand, eighty-nine".