8416439117 has 2 divisors, whose sum is σ = 8416439118. Its totient is φ = 8416439116.

The previous prime is 8416439111. The next prime is 8416439159. The reversal of 8416439117 is 7119346148.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8407789636 + 8649481 = 91694^2 + 2941^2 .

It is a cyclic number.

It is not a de Polignac number, because 8416439117 - 2⁸ = 8416438861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8416439111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4208219558 + 4208219559.

It is an arithmetic number, because the mean of its divisors is an integer number (4208219559).

Almost surely, 2^8416439117 is an apocalyptic number.

It is an amenable number.

8416439117 is a deficient number, since it is larger than the sum of its proper divisors (1).

8416439117 is an equidigital number, since it uses as much as digits as its factorization.

8416439117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 44.

The square root of 8416439117 is about 91741.1527996024. The cubic root of 8416439117 is about 2034.1179335216.

The spelling of 8416439117 in words is "eight billion, four hundred sixteen million, four hundred thirty-nine thousand, one hundred seventeen".