27116387 has 2 divisors, whose sum is σ = 27116388. Its totient is φ = 27116386.

The previous prime is 27116381. The next prime is 27116407. The reversal of 27116387 is 78361172.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27116387 - 2²² = 22922083 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (27116381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13558193 + 13558194.

It is an arithmetic number, because the mean of its divisors is an integer number (13558194).

Almost surely, 2^27116387 is an apocalyptic number.

27116387 is a deficient number, since it is larger than the sum of its proper divisors (1).

27116387 is an equidigital number, since it uses as much as digits as its factorization.

27116387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112, while the sum is 35.

The square root of 27116387 is about 5207.3397238897. The cubic root of 27116387 is about 300.4304450578.

The spelling of 27116387 in words is "twenty-seven million, one hundred sixteen thousand, three hundred eighty-seven".