2011193 has 2 divisors, whose sum is σ = 2011194. Its totient is φ = 2011192.

The previous prime is 2011183. The next prime is 2011199. The reversal of 2011193 is 3911102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1841449 + 169744 = 1357^2 + 412^2 .

It is a cyclic number.

It is not a de Polignac number, because 2011193 - 2⁶ = 2011129 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2011199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005596 + 1005597.

It is an arithmetic number, because the mean of its divisors is an integer number (1005597).

2^2011193 is an apocalyptic number.

It is an amenable number.

2011193 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011193 is an equidigital number, since it uses as much as digits as its factorization.

2011193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 2011193 is about 1418.1653641237. The cubic root of 2011193 is about 126.2267061556.

Adding to 2011193 its reverse (3911102), we get a palindrome (5922295).

The spelling of 2011193 in words is "two million, eleven thousand, one hundred ninety-three".