8194867223 has 2 divisors, whose sum is σ = 8194867224. Its totient is φ = 8194867222.

The previous prime is 8194867211. The next prime is 8194867229. The reversal of 8194867223 is 3227684918.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8194867223 - 2⁴ = 8194867207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8194867229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4097433611 + 4097433612.

It is an arithmetic number, because the mean of its divisors is an integer number (4097433612).

Almost surely, 2^8194867223 is an apocalyptic number.

8194867223 is a deficient number, since it is larger than the sum of its proper divisors (1).

8194867223 is an equidigital number, since it uses as much as digits as its factorization.

8194867223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1161216, while the sum is 50.

The square root of 8194867223 is about 90525.5059251259. The cubic root of 8194867223 is about 2016.1088395477.

The spelling of 8194867223 in words is "eight billion, one hundred ninety-four million, eight hundred sixty-seven thousand, two hundred twenty-three".