4118438459 has 2 divisors, whose sum is σ = 4118438460. Its totient is φ = 4118438458.

The previous prime is 4118438447. The next prime is 4118438483. The reversal of 4118438459 is 9548348114.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4118438459 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4118438659) 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, 2059219229 + 2059219230.

It is an arithmetic number, because the mean of its divisors is an integer number (2059219230).

Almost surely, 2^4118438459 is an apocalyptic number.

4118438459 is a deficient number, since it is larger than the sum of its proper divisors (1).

4118438459 is an equidigital number, since it uses as much as digits as its factorization.

4118438459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 552960, while the sum is 47.

The square root of 4118438459 is about 64175.0610362000. The cubic root of 4118438459 is about 1602.9163554137.

The spelling of 4118438459 in words is "four billion, one hundred eighteen million, four hundred thirty-eight thousand, four hundred fifty-nine".