2195297323 has 2 divisors, whose sum is σ = 2195297324. Its totient is φ = 2195297322.

The previous prime is 2195297281. The next prime is 2195297327. The reversal of 2195297323 is 3237925912.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2195297323 - 2¹⁷ = 2195166251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2195297323.

It is not a weakly prime, because it can be changed into another prime (2195297327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1097648661 + 1097648662.

It is an arithmetic number, because the mean of its divisors is an integer number (1097648662).

Almost surely, 2^2195297323 is an apocalyptic number.

2195297323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2195297323 is an equidigital number, since it uses as much as digits as its factorization.

2195297323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 43.

The square root of 2195297323 is about 46854.0000747001. Note that the first 4 decimals coincide. The cubic root of 2195297323 is about 1299.6640794777.

The spelling of 2195297323 in words is "two billion, one hundred ninety-five million, two hundred ninety-seven thousand, three hundred twenty-three".