11323261 has 2 divisors, whose sum is σ = 11323262. Its totient is φ = 11323260.

The previous prime is 11323243. The next prime is 11323267. The reversal of 11323261 is 16232311.

11323261 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11323225 + 36 = 3365^2 + 6^2 .

It is a cyclic number.

It is not a de Polignac number, because 11323261 - 2⁷ = 11323133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11323267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661630 + 5661631.

It is an arithmetic number, because the mean of its divisors is an integer number (5661631).

Almost surely, 2^11323261 is an apocalyptic number.

It is an amenable number.

11323261 is a deficient number, since it is larger than the sum of its proper divisors (1).

11323261 is an equidigital number, since it uses as much as digits as its factorization.

11323261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 19.

The square root of 11323261 is about 3365.0053491785. The cubic root of 11323261 is about 224.5555737638. Note that the first 4 decimals are identical.

Adding to 11323261 its reverse (16232311), we get a palindrome (27555572).

The spelling of 11323261 in words is "eleven million, three hundred twenty-three thousand, two hundred sixty-one".