18284107 has 2 divisors, whose sum is σ = 18284108. Its totient is φ = 18284106.

The previous prime is 18284093. The next prime is 18284117. The reversal of 18284107 is 70148281.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18284107 - 2¹¹ = 18282059 is a prime.

It is a super-3 number, since 3×18284107³ (a number of 23 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (18284117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9142053 + 9142054.

It is an arithmetic number, because the mean of its divisors is an integer number (9142054).

Almost surely, 2^18284107 is an apocalyptic number.

18284107 is a deficient number, since it is larger than the sum of its proper divisors (1).

18284107 is an equidigital number, since it uses as much as digits as its factorization.

18284107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 31.

The square root of 18284107 is about 4275.9919317043. The cubic root of 18284107 is about 263.4457831268.

The spelling of 18284107 in words is "eighteen million, two hundred eighty-four thousand, one hundred seven".