1343225 has 12 divisors (see below), whose sum is σ = 1794156. Its totient is φ = 991680.

The previous prime is 1343219. The next prime is 1343233. The reversal of 1343225 is 5223431.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 59536 + 1283689 = 244^2 + 1133^2 .

It is not a de Polignac number, because 1343225 - 2⁶ = 1343161 is a prime.

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1343197 and 1343206.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1742 + ... + 2391.

It is an arithmetic number, because the mean of its divisors is an integer number (149513).

2^1343225 is an apocalyptic number.

It is an amenable number.

1343225 is a deficient number, since it is larger than the sum of its proper divisors (450931).

1343225 is a wasteful number, since it uses less digits than its factorization.

1343225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4156 (or 4151 counting only the distinct ones).

The product of its digits is 720, while the sum is 20.

The square root of 1343225 is about 1158.9758409907. The cubic root of 1343225 is about 110.3357510101.

Adding to 1343225 its reverse (5223431), we get a palindrome (6566656).

The spelling of 1343225 in words is "one million, three hundred forty-three thousand, two hundred twenty-five".