27089047 has 2 divisors, whose sum is σ = 27089048. Its totient is φ = 27089046.

The previous prime is 27089017. The next prime is 27089087. The reversal of 27089047 is 74098072.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27089047 - 2²³ = 18700439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27088997 and 27089015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27089017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13544523 + 13544524.

It is an arithmetic number, because the mean of its divisors is an integer number (13544524).

Almost surely, 2^27089047 is an apocalyptic number.

27089047 is a deficient number, since it is larger than the sum of its proper divisors (1).

27089047 is an equidigital number, since it uses as much as digits as its factorization.

27089047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 27089047 is about 5204.7139210527. The cubic root of 27089047 is about 300.3294417983.

The spelling of 27089047 in words is "twenty-seven million, eighty-nine thousand, forty-seven".