8418118019 has 2 divisors, whose sum is σ = 8418118020. Its totient is φ = 8418118018.

The previous prime is 8418118001. The next prime is 8418118043. The reversal of 8418118019 is 9108118148.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8418118019 - 2¹⁶ = 8418052483 is a prime.

It is a super-2 number, since 2×8418118019² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8418111019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4209059009 + 4209059010.

It is an arithmetic number, because the mean of its divisors is an integer number (4209059010).

Almost surely, 2^8418118019 is an apocalyptic number.

8418118019 is a deficient number, since it is larger than the sum of its proper divisors (1).

8418118019 is an equidigital number, since it uses as much as digits as its factorization.

8418118019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 41.

The square root of 8418118019 is about 91750.3025553595. The cubic root of 8418118019 is about 2034.2531790637.

The spelling of 8418118019 in words is "eight billion, four hundred eighteen million, one hundred eighteen thousand, nineteen".