1323361 has 4 divisors (see below), whose sum is σ = 1425172. Its totient is φ = 1221552.

The previous prime is 1323349. The next prime is 1323367. The reversal of 1323361 is 1633231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 893025 + 430336 = 945^2 + 656^2 .

It is a cyclic number.

It is not a de Polignac number, because 1323361 - 2⁷ = 1323233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50886 + ... + 50911.

It is an arithmetic number, because the mean of its divisors is an integer number (356293).

2^1323361 is an apocalyptic number.

It is an amenable number.

1323361 is a deficient number, since it is larger than the sum of its proper divisors (101811).

1323361 is a wasteful number, since it uses less digits than its factorization.

1323361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101810.

The product of its digits is 324, while the sum is 19.

The square root of 1323361 is about 1150.3742869171. The cubic root of 1323361 is about 109.7891553462.

Adding to 1323361 its reverse (1633231), we get a palindrome (2956592).

The spelling of 1323361 in words is "one million, three hundred twenty-three thousand, three hundred sixty-one".