2418109 has 2 divisors, whose sum is σ = 2418110. Its totient is φ = 2418108.

The previous prime is 2418083. The next prime is 2418137. The reversal of 2418109 is 9018142.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1315609 + 1102500 = 1147^2 + 1050^2 .

It is a cyclic number.

It is not a de Polignac number, because 2418109 - 2⁵ = 2418077 is a prime.

It is a super-2 number, since 2×2418109² = 11694502271762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2418509) 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, 1209054 + 1209055.

It is an arithmetic number, because the mean of its divisors is an integer number (1209055).

2^2418109 is an apocalyptic number.

It is an amenable number.

2418109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2418109 is an equidigital number, since it uses as much as digits as its factorization.

2418109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 2418109 is about 1555.0270094117. The cubic root of 2418109 is about 134.2224899619. Note that the first 3 decimals are identical.

The spelling of 2418109 in words is "two million, four hundred eighteen thousand, one hundred nine".