2194193311 has 2 divisors, whose sum is σ = 2194193312. Its totient is φ = 2194193310.

The previous prime is 2194193297. The next prime is 2194193327. The reversal of 2194193311 is 1133914912.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2194193311 - 2⁵ = 2194193279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2194193371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1097096655 + 1097096656.

It is an arithmetic number, because the mean of its divisors is an integer number (1097096656).

Almost surely, 2^2194193311 is an apocalyptic number.

2194193311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2194193311 is an equidigital number, since it uses as much as digits as its factorization.

2194193311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832, while the sum is 34.

The square root of 2194193311 is about 46842.2171870632. The cubic root of 2194193311 is about 1299.4461765207.

The spelling of 2194193311 in words is "two billion, one hundred ninety-four million, one hundred ninety-three thousand, three hundred eleven".