8118788933 has 2 divisors, whose sum is σ = 8118788934. Its totient is φ = 8118788932.

The previous prime is 8118788917. The next prime is 8118788959. The reversal of 8118788933 is 3398878118.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7128931489 + 989857444 = 84433^2 + 31462^2 .

It is a cyclic number.

It is not a de Polignac number, because 8118788933 - 2⁴ = 8118788917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8118782933) 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, 4059394466 + 4059394467.

It is an arithmetic number, because the mean of its divisors is an integer number (4059394467).

Almost surely, 2^8118788933 is an apocalyptic number.

It is an amenable number.

8118788933 is a deficient number, since it is larger than the sum of its proper divisors (1).

8118788933 is an equidigital number, since it uses as much as digits as its factorization.

8118788933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2322432, while the sum is 56.

The square root of 8118788933 is about 90104.3224989789. The cubic root of 8118788933 is about 2009.8504821002.

The spelling of 8118788933 in words is "eight billion, one hundred eighteen million, seven hundred eighty-eight thousand, nine hundred thirty-three".