1352321 has 4 divisors (see below), whose sum is σ = 1354752. Its totient is φ = 1349892.

The previous prime is 1352317. The next prime is 1352347. The reversal of 1352321 is 1232531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1352321 - 2² = 1352317 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 1352321.

It is not an unprimeable number, because it can be changed into a prime (1352311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80 + ... + 1646.

It is an arithmetic number, because the mean of its divisors is an integer number (338688).

2^1352321 is an apocalyptic number.

It is an amenable number.

1352321 is a deficient number, since it is larger than the sum of its proper divisors (2431).

1352321 is an equidigital number, since it uses as much as digits as its factorization.

1352321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2430.

The product of its digits is 180, while the sum is 17.

The square root of 1352321 is about 1162.8933743039. The cubic root of 1352321 is about 110.5842467483.

Adding to 1352321 its reverse (1232531), we get a palindrome (2584852).

The spelling of 1352321 in words is "one million, three hundred fifty-two thousand, three hundred twenty-one".