27054257 has 2 divisors, whose sum is σ = 27054258. Its totient is φ = 27054256.

The previous prime is 27054241. The next prime is 27054263. The reversal of 27054257 is 75245072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16289296 + 10764961 = 4036^2 + 3281^2 .

It is a cyclic number.

It is not a de Polignac number, because 27054257 - 2⁴ = 27054241 is a prime.

It is not a weakly prime, because it can be changed into another prime (27054277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13527128 + 13527129.

It is an arithmetic number, because the mean of its divisors is an integer number (13527129).

Almost surely, 2^27054257 is an apocalyptic number.

It is an amenable number.

27054257 is a deficient number, since it is larger than the sum of its proper divisors (1).

27054257 is an equidigital number, since it uses as much as digits as its factorization.

27054257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19600, while the sum is 32.

The square root of 27054257 is about 5201.3706847330. The cubic root of 27054257 is about 300.2008173964.

The spelling of 27054257 in words is "twenty-seven million, fifty-four thousand, two hundred fifty-seven".