27018479 has 2 divisors, whose sum is σ = 27018480. Its totient is φ = 27018478.

The previous prime is 27018469. The next prime is 27018493. The reversal of 27018479 is 97481072.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27018479 - 2⁸ = 27018223 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27018449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13509239 + 13509240.

It is an arithmetic number, because the mean of its divisors is an integer number (13509240).

Almost surely, 2^27018479 is an apocalyptic number.

27018479 is a deficient number, since it is larger than the sum of its proper divisors (1).

27018479 is an equidigital number, since it uses as much as digits as its factorization.

27018479 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 38.

The square root of 27018479 is about 5197.9302611713. The cubic root of 27018479 is about 300.0684251329.

The spelling of 27018479 in words is "twenty-seven million, eighteen thousand, four hundred seventy-nine".