18114455 has 16 divisors (see below), whose sum is σ = 23030784. Its totient is φ = 13648800.

The previous prime is 18114449. The next prime is 18114461. The reversal of 18114455 is 55441181.

It is an interprime number because it is at equal distance from previous prime (18114449) and next prime (18114461).

It is not a de Polignac number, because 18114455 - 2¹² = 18110359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 6530 + ... + 8880.

It is an arithmetic number, because the mean of its divisors is an integer number (1439424).

Almost surely, 2^18114455 is an apocalyptic number.

18114455 is a deficient number, since it is larger than the sum of its proper divisors (4916329).

18114455 is a wasteful number, since it uses less digits than its factorization.

18114455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2446.

The product of its digits is 3200, while the sum is 29.

The square root of 18114455 is about 4256.1079638562. The cubic root of 18114455 is about 262.6284420557.

The spelling of 18114455 in words is "eighteen million, one hundred fourteen thousand, four hundred fifty-five".