395002117193 has 2 divisors, whose sum is σ = 395002117194. Its totient is φ = 395002117192.

The previous prime is 395002117187. The next prime is 395002117217. The reversal of 395002117193 is 391711200593.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 394990881289 + 11235904 = 628483^2 + 3352^2 .

It is a cyclic number.

It is not a de Polignac number, because 395002117193 - 2²⁸ = 394733681737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 395002117193.

It is not a weakly prime, because it can be changed into another prime (395002117163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197501058596 + 197501058597.

It is an arithmetic number, because the mean of its divisors is an integer number (197501058597).

Almost surely, 2^395002117193 is an apocalyptic number.

It is an amenable number.

395002117193 is a deficient number, since it is larger than the sum of its proper divisors (1).

395002117193 is an equidigital number, since it uses as much as digits as its factorization.

395002117193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51030, while the sum is 41.

The spelling of 395002117193 in words is "three hundred ninety-five billion, two million, one hundred seventeen thousand, one hundred ninety-three".