11125823 has 2 divisors, whose sum is σ = 11125824. Its totient is φ = 11125822.

The previous prime is 11125799. The next prime is 11125841. The reversal of 11125823 is 32852111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11125823 - 2¹⁸ = 10863679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11125843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5562911 + 5562912.

It is an arithmetic number, because the mean of its divisors is an integer number (5562912).

Almost surely, 2^11125823 is an apocalyptic number.

11125823 is a deficient number, since it is larger than the sum of its proper divisors (1).

11125823 is an equidigital number, since it uses as much as digits as its factorization.

11125823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 480, while the sum is 23.

The square root of 11125823 is about 3335.5393866660. The cubic root of 11125823 is about 223.2427594902.

Adding to 11125823 its reverse (32852111), we get a palindrome (43977934).

The spelling of 11125823 in words is "eleven million, one hundred twenty-five thousand, eight hundred twenty-three".