18065063 has 2 divisors, whose sum is σ = 18065064. Its totient is φ = 18065062.

The previous prime is 18065059. The next prime is 18065077. The reversal of 18065063 is 36056081.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18065063 - 2² = 18065059 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18065023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9032531 + 9032532.

It is an arithmetic number, because the mean of its divisors is an integer number (9032532).

Almost surely, 2^18065063 is an apocalyptic number.

18065063 is a deficient number, since it is larger than the sum of its proper divisors (1).

18065063 is an equidigital number, since it uses as much as digits as its factorization.

18065063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 18065063 is about 4250.3015187161. The cubic root of 18065063 is about 262.3895250922.

The spelling of 18065063 in words is "eighteen million, sixty-five thousand, sixty-three".