11552311 has 2 divisors, whose sum is σ = 11552312. Its totient is φ = 11552310.

The previous prime is 11552293. The next prime is 11552327. The reversal of 11552311 is 11325511.

11552311 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 is an emirp because it is prime and its reverse (11325511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11552311 - 2¹¹ = 11550263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11552381) 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, 5776155 + 5776156.

It is an arithmetic number, because the mean of its divisors is an integer number (5776156).

Almost surely, 2^11552311 is an apocalyptic number.

11552311 is a deficient number, since it is larger than the sum of its proper divisors (1).

11552311 is an equidigital number, since it uses as much as digits as its factorization.

11552311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 150, while the sum is 19.

The square root of 11552311 is about 3398.8690766195. The cubic root of 11552311 is about 226.0596013217.

Adding to 11552311 its reverse (11325511), we get a palindrome (22877822).

It can be divided in two parts, 1155 and 2311, that multiplied together give a triangular number (2669205 = T₂₃₁₀).

The spelling of 11552311 in words is "eleven million, five hundred fifty-two thousand, three hundred eleven".