5918917859 has 2 divisors, whose sum is σ = 5918917860. Its totient is φ = 5918917858.

The previous prime is 5918917853. The next prime is 5918917889. The reversal of 5918917859 is 9587198195.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5918917859 - 2¹⁶ = 5918852323 is a prime.

It is a super-3 number, since 3×5918917859³ (a number of 30 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (5918917853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2959458929 + 2959458930.

It is an arithmetic number, because the mean of its divisors is an integer number (2959458930).

Almost surely, 2^5918917859 is an apocalyptic number.

5918917859 is a deficient number, since it is larger than the sum of its proper divisors (1).

5918917859 is an equidigital number, since it uses as much as digits as its factorization.

5918917859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8164800, while the sum is 62.

The square root of 5918917859 is about 76934.5036963260. The cubic root of 5918917859 is about 1808.8981072421.

The spelling of 5918917859 in words is "five billion, nine hundred eighteen million, nine hundred seventeen thousand, eight hundred fifty-nine".