1225323 has 12 divisors (see below), whose sum is σ = 1930968. Its totient is φ = 742560.

The previous prime is 1225319. The next prime is 1225327. The reversal of 1225323 is 3235221.

Added to its reverse (3235221) it gives a square (4460544 = 2112²).

It is an interprime number because it is at equal distance from previous prime (1225319) and next prime (1225327).

It is not a de Polignac number, because 1225323 - 2² = 1225319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1225296 and 1225305.

It is not an unprimeable number, because it can be changed into a prime (1225327) 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 in 11 ways as a sum of consecutive naturals, for example, 6090 + ... + 6287.

It is an arithmetic number, because the mean of its divisors is an integer number (160914).

2^1225323 is an apocalyptic number.

1225323 is a deficient number, since it is larger than the sum of its proper divisors (705645).

1225323 is a wasteful number, since it uses less digits than its factorization.

1225323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12394 (or 12391 counting only the distinct ones).

The product of its digits is 360, while the sum is 18.

The square root of 1225323 is about 1106.9430879679. The cubic root of 1225323 is about 107.0081514738.

Adding to 1225323 its reverse (3235221), we get a square (4460544 = 2112²).

It can be divided in two parts, 122 and 5323, that added together give a palindrome (5445).

The spelling of 1225323 in words is "one million, two hundred twenty-five thousand, three hundred twenty-three".