836197345211 has 2 divisors, whose sum is σ = 836197345212. Its totient is φ = 836197345210.

The previous prime is 836197345201. The next prime is 836197345289. The reversal of 836197345211 is 112543791638.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-836197345211 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 836197345211.

It is not a weakly prime, because it can be changed into another prime (836197345201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 418098672605 + 418098672606.

It is an arithmetic number, because the mean of its divisors is an integer number (418098672606).

Almost surely, 2^836197345211 is an apocalyptic number.

836197345211 is a deficient number, since it is larger than the sum of its proper divisors (1).

836197345211 is an equidigital number, since it uses as much as digits as its factorization.

836197345211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 50.

The spelling of 836197345211 in words is "eight hundred thirty-six billion, one hundred ninety-seven million, three hundred forty-five thousand, two hundred eleven".