27053489 has 2 divisors, whose sum is σ = 27053490. Its totient is φ = 27053488.

The previous prime is 27053423. The next prime is 27053501. The reversal of 27053489 is 98435072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25000000 + 2053489 = 5000^2 + 1433^2 .

It is a cyclic number.

It is not a de Polignac number, because 27053489 - 2⁸ = 27053233 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (27053189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13526744 + 13526745.

It is an arithmetic number, because the mean of its divisors is an integer number (13526745).

Almost surely, 2^27053489 is an apocalyptic number.

It is an amenable number.

27053489 is a deficient number, since it is larger than the sum of its proper divisors (1).

27053489 is an equidigital number, since it uses as much as digits as its factorization.

27053489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 27053489 is about 5201.2968575154. The cubic root of 27053489 is about 300.1979767294.

The spelling of 27053489 in words is "twenty-seven million, fifty-three thousand, four hundred eighty-nine".