11723225 has 12 divisors (see below), whose sum is σ = 14600256. Its totient is φ = 9337680.

The previous prime is 11723213. The next prime is 11723237. The reversal of 11723225 is 52232711.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11723213) and next prime (11723237).

It is not a de Polignac number, because 11723225 - 2⁶ = 11723161 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11723225.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 5684 + ... + 7466.

It is an arithmetic number, because the mean of its divisors is an integer number (1216688).

Almost surely, 2^11723225 is an apocalyptic number.

It is an amenable number.

11723225 is a deficient number, since it is larger than the sum of its proper divisors (2877031).

11723225 is a wasteful number, since it uses less digits than its factorization.

11723225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2056 (or 2051 counting only the distinct ones).

The product of its digits is 840, while the sum is 23.

The square root of 11723225 is about 3423.9195376060. The cubic root of 11723225 is about 227.1689828322.

Adding to 11723225 its reverse (52232711), we get a palindrome (63955936).

The spelling of 11723225 in words is "eleven million, seven hundred twenty-three thousand, two hundred twenty-five".