27080717 has 2 divisors, whose sum is σ = 27080718. Its totient is φ = 27080716.

The previous prime is 27080699. The next prime is 27080741. The reversal of 27080717 is 71708072.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26512201 + 568516 = 5149^2 + 754^2 .

It is a cyclic number.

It is not a de Polignac number, because 27080717 - 2¹⁸ = 26818573 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 (27080117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13540358 + 13540359.

It is an arithmetic number, because the mean of its divisors is an integer number (13540359).

Almost surely, 2^27080717 is an apocalyptic number.

It is an amenable number.

27080717 is a deficient number, since it is larger than the sum of its proper divisors (1).

27080717 is an equidigital number, since it uses as much as digits as its factorization.

27080717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5488, while the sum is 32.

The square root of 27080717 is about 5203.9136234184. The cubic root of 27080717 is about 300.2986544383.

Adding to 27080717 its reverse (71708072), we get a palindrome (98788789).

The spelling of 27080717 in words is "twenty-seven million, eighty thousand, seven hundred seventeen".