1326373 has 4 divisors (see below), whose sum is σ = 1372140. Its totient is φ = 1280608.

The previous prime is 1326359. The next prime is 1326383. The reversal of 1326373 is 3736231.

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 492804 + 833569 = 702^2 + 913^2 .

It is a cyclic number.

It is not a de Polignac number, because 1326373 - 2⁹ = 1325861 is a prime.

It is a Duffinian number.

1326373 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1326313) 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, 22840 + ... + 22897.

It is an arithmetic number, because the mean of its divisors is an integer number (343035).

2^1326373 is an apocalyptic number.

It is an amenable number.

1326373 is a deficient number, since it is larger than the sum of its proper divisors (45767).

1326373 is an equidigital number, since it uses as much as digits as its factorization.

1326373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45766.

The product of its digits is 2268, while the sum is 25.

The square root of 1326373 is about 1151.6826819919. The cubic root of 1326373 is about 109.8723864451.

The spelling of 1326373 in words is "one million, three hundred twenty-six thousand, three hundred seventy-three".