2018113 has 2 divisors, whose sum is σ = 2018114. Its totient is φ = 2018112.

The previous prime is 2018111. The next prime is 2018117. The reversal of 2018113 is 3118102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1871424 + 146689 = 1368^2 + 383^2 .

It is a cyclic number.

It is not a de Polignac number, because 2018113 - 2¹ = 2018111 is a prime.

Together with 2018111, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2018111) 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, 1009056 + 1009057.

It is an arithmetic number, because the mean of its divisors is an integer number (1009057).

2^2018113 is an apocalyptic number.

It is an amenable number.

2018113 is a deficient number, since it is larger than the sum of its proper divisors (1).

2018113 is an equidigital number, since it uses as much as digits as its factorization.

2018113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 2018113 is about 1420.6030409654. The cubic root of 2018113 is about 126.3713116875.

The spelling of 2018113 in words is "two million, eighteen thousand, one hundred thirteen".