27475027 has 2 divisors, whose sum is σ = 27475028. Its totient is φ = 27475026.

The previous prime is 27475013. The next prime is 27475031. The reversal of 27475027 is 72057472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27475027 - 2⁷ = 27474899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27474983 and 27475001.

It is not a weakly prime, because it can be changed into another prime (27475057) 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, 13737513 + 13737514.

It is an arithmetic number, because the mean of its divisors is an integer number (13737514).

Almost surely, 2^27475027 is an apocalyptic number.

27475027 is a deficient number, since it is larger than the sum of its proper divisors (1).

27475027 is an equidigital number, since it uses as much as digits as its factorization.

27475027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27440, while the sum is 34.

The square root of 27475027 is about 5241.6626179105. The cubic root of 27475027 is about 301.7491411234.

The spelling of 27475027 in words is "twenty-seven million, four hundred seventy-five thousand, twenty-seven".