27104257 has 2 divisors, whose sum is σ = 27104258. Its totient is φ = 27104256.

The previous prime is 27104249. The next prime is 27104309. The reversal of 27104257 is 75240172.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18671041 + 8433216 = 4321^2 + 2904^2 .

It is a cyclic number.

It is not a de Polignac number, because 27104257 - 2³ = 27104249 is a prime.

It is not a weakly prime, because it can be changed into another prime (27104227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13552128 + 13552129.

It is an arithmetic number, because the mean of its divisors is an integer number (13552129).

Almost surely, 2^27104257 is an apocalyptic number.

It is an amenable number.

27104257 is a deficient number, since it is larger than the sum of its proper divisors (1).

27104257 is an equidigital number, since it uses as much as digits as its factorization.

27104257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 27104257 is about 5206.1748914150. The cubic root of 27104257 is about 300.3856410944.

The spelling of 27104257 in words is "twenty-seven million, one hundred four thousand, two hundred fifty-seven".