9993011913197 has 2 divisors, whose sum is σ = 9993011913198. Its totient is φ = 9993011913196.

The previous prime is 9993011913191. The next prime is 9993011913229. The reversal of 9993011913197 is 7913191103999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9993002091241 + 9821956 = 3161171^2 + 3134^2 .

It is a cyclic number.

It is not a de Polignac number, because 9993011913197 - 2⁴² = 5594965402093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9993011913191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4996505956598 + 4996505956599.

It is an arithmetic number, because the mean of its divisors is an integer number (4996505956599).

Almost surely, 2^{9993011913197} is an apocalyptic number.

It is an amenable number.

9993011913197 is a deficient number, since it is larger than the sum of its proper divisors (1).

9993011913197 is an equidigital number, since it uses as much as digits as its factorization.

9993011913197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3720087, while the sum is 62.

The spelling of 9993011913197 in words is "nine trillion, nine hundred ninety-three billion, eleven million, nine hundred thirteen thousand, one hundred ninety-seven".