8118190001 has 2 divisors, whose sum is σ = 8118190002. Its totient is φ = 8118190000.

The previous prime is 8118189997. The next prime is 8118190051. The reversal of 8118190001 is 1000918118.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7329928225 + 788261776 = 85615^2 + 28076^2 .

It is a cyclic number.

It is not a de Polignac number, because 8118190001 - 2² = 8118189997 is a prime.

It is not a weakly prime, because it can be changed into another prime (8118190051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4059095000 + 4059095001.

It is an arithmetic number, because the mean of its divisors is an integer number (4059095001).

Almost surely, 2^8118190001 is an apocalyptic number.

It is an amenable number.

8118190001 is a deficient number, since it is larger than the sum of its proper divisors (1).

8118190001 is an equidigital number, since it uses as much as digits as its factorization.

8118190001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 29.

The square root of 8118190001 is about 90100.9988901344. The cubic root of 8118190001 is about 2009.8010579237.

The spelling of 8118190001 in words is "eight billion, one hundred eighteen million, one hundred ninety thousand, one".