27166201 has 2 divisors, whose sum is σ = 27166202. Its totient is φ = 27166200.

The previous prime is 27166171. The next prime is 27166207. The reversal of 27166201 is 10266172.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25999801 + 1166400 = 5099^2 + 1080^2 .

It is a cyclic number.

It is not a de Polignac number, because 27166201 - 2¹⁵ = 27133433 is a prime.

It is not a weakly prime, because it can be changed into another prime (27166207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13583100 + 13583101.

It is an arithmetic number, because the mean of its divisors is an integer number (13583101).

Almost surely, 2^27166201 is an apocalyptic number.

It is an amenable number.

27166201 is a deficient number, since it is larger than the sum of its proper divisors (1).

27166201 is an equidigital number, since it uses as much as digits as its factorization.

27166201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 27166201 is about 5212.1205857117. The cubic root of 27166201 is about 300.6143005169.

The spelling of 27166201 in words is "twenty-seven million, one hundred sixty-six thousand, two hundred one".