11323225 has 9 divisors (see below), whose sum is σ = 14061693. Its totient is φ = 9045120.
The previous prime is 11323223. The next prime is 11323231. The reversal of 11323225 is 52232311.
The square root of 11323225 is 3365.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 1108809 + 10214416 = 1053^2 + 3196^2 .
It is not a de Polignac number, because 11323225 - 21 = 11323223 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11323223) 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 in 8 ways as a sum of consecutive naturals, for example, 16489 + ... + 17161.
Almost surely, 211323225 is an apocalyptic number.
11323225 is the 3365-th square number.
11323225 is the 1683-rd centered octagonal number.
It is an amenable number.
11323225 is a deficient number, since it is larger than the sum of its proper divisors (2738468).
11323225 is an frugal number, since it uses more digits than its factorization.
11323225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1356 (or 678 counting only the distinct ones).
The product of its digits is 360, while the sum is 19.
The cubic root of 11323225 is about 224.5553357873. Note that the first 3 decimals are identical.
Adding to 11323225 its reverse (52232311), we get a palindrome (63555536).
The spelling of 11323225 in words is "eleven million, three hundred twenty-three thousand, two hundred twenty-five".
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