27166253 has 2 divisors, whose sum is σ = 27166254. Its totient is φ = 27166252.

The previous prime is 27166229. The next prime is 27166267. The reversal of 27166253 is 35266172.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16024009 + 11142244 = 4003^2 + 3338^2 .

It is a cyclic number.

It is not a de Polignac number, because 27166253 - 2⁸ = 27165997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27166213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13583126 + 13583127.

It is an arithmetic number, because the mean of its divisors is an integer number (13583127).

Almost surely, 2^27166253 is an apocalyptic number.

It is an amenable number.

27166253 is a deficient number, since it is larger than the sum of its proper divisors (1).

27166253 is an equidigital number, since it uses as much as digits as its factorization.

27166253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 32.

The square root of 27166253 is about 5212.1255740820. The cubic root of 27166253 is about 300.6144923231.

The spelling of 27166253 in words is "twenty-seven million, one hundred sixty-six thousand, two hundred fifty-three".