18027341 has 2 divisors, whose sum is σ = 18027342. Its totient is φ = 18027340.

The previous prime is 18027319. The next prime is 18027349. The reversal of 18027341 is 14372081.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16933225 + 1094116 = 4115^2 + 1046^2 .

It is a cyclic number.

It is not a de Polignac number, because 18027341 - 2¹⁰ = 18026317 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 18027341.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18027349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9013670 + 9013671.

It is an arithmetic number, because the mean of its divisors is an integer number (9013671).

Almost surely, 2^18027341 is an apocalyptic number.

It is an amenable number.

18027341 is a deficient number, since it is larger than the sum of its proper divisors (1).

18027341 is an equidigital number, since it uses as much as digits as its factorization.

18027341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 18027341 is about 4245.8616322250. The cubic root of 18027341 is about 262.2067643130.

The spelling of 18027341 in words is "eighteen million, twenty-seven thousand, three hundred forty-one".