18014359 has 12 divisors (see below), whose sum is σ = 20665008. Its totient is φ = 15662240.

The previous prime is 18014341. The next prime is 18014363. The reversal of 18014359 is 95341081.

It is not a de Polignac number, because 18014359 - 2¹¹ = 18012311 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 18014359.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18014309) 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 in 11 ways as a sum of consecutive naturals, for example, 454 + ... + 6019.

It is an arithmetic number, because the mean of its divisors is an integer number (1722084).

Almost surely, 2^18014359 is an apocalyptic number.

18014359 is a deficient number, since it is larger than the sum of its proper divisors (2650649).

18014359 is a wasteful number, since it uses less digits than its factorization.

18014359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6518 (or 6507 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 18014359 is about 4244.3325741511. The cubic root of 18014359 is about 262.1438083536.

The spelling of 18014359 in words is "eighteen million, fourteen thousand, three hundred fifty-nine".