18413107 has 2 divisors, whose sum is σ = 18413108. Its totient is φ = 18413106.

The previous prime is 18413099. The next prime is 18413111. The reversal of 18413107 is 70131481.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18413107 - 2³ = 18413099 is a prime.

It is not a weakly prime, because it can be changed into another prime (18413137) 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, 9206553 + 9206554.

It is an arithmetic number, because the mean of its divisors is an integer number (9206554).

Almost surely, 2^18413107 is an apocalyptic number.

18413107 is a deficient number, since it is larger than the sum of its proper divisors (1).

18413107 is an equidigital number, since it uses as much as digits as its factorization.

18413107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 18413107 is about 4291.0496384917. The cubic root of 18413107 is about 264.0638954235.

Adding to 18413107 its reverse (70131481), we get a palindrome (88544588).

The spelling of 18413107 in words is "eighteen million, four hundred thirteen thousand, one hundred seven".