27090671 has 2 divisors, whose sum is σ = 27090672. Its totient is φ = 27090670.

The previous prime is 27090667. The next prime is 27090703. The reversal of 27090671 is 17609072.

It is an a-pointer prime, because the next prime (27090703) can be obtained adding 27090671 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27090671 - 2² = 27090667 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27090631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13545335 + 13545336.

It is an arithmetic number, because the mean of its divisors is an integer number (13545336).

Almost surely, 2^27090671 is an apocalyptic number.

27090671 is a deficient number, since it is larger than the sum of its proper divisors (1).

27090671 is an equidigital number, since it uses as much as digits as its factorization.

27090671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 27090671 is about 5204.8699311318. The cubic root of 27090671 is about 300.3354433047.

The spelling of 27090671 in words is "twenty-seven million, ninety thousand, six hundred seventy-one".