1452321 has 12 divisors (see below), whose sum is σ = 2259348. Its totient is φ = 893664.

The previous prime is 1452317. The next prime is 1452323. The reversal of 1452321 is 1232541.

It can be written as a sum of positive squares in 2 ways, for example, as 318096 + 1134225 = 564^2 + 1065^2 .

It is not a de Polignac number, because 1452321 - 2² = 1452317 is a prime.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between odd and even.

1452321 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1452294 and 1452303.

It is not an unprimeable number, because it can be changed into a prime (1452323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6090 + ... + 6323.

It is an arithmetic number, because the mean of its divisors is an integer number (188279).

2^1452321 is an apocalyptic number.

It is an amenable number.

1452321 is a deficient number, since it is larger than the sum of its proper divisors (807027).

1452321 is a wasteful number, since it uses less digits than its factorization.

1452321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12432 (or 12429 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 1452321 is about 1205.1228153180. The cubic root of 1452321 is about 113.2454788190.

Adding to 1452321 its reverse (1232541), we get a palindrome (2684862).

The spelling of 1452321 in words is "one million, four hundred fifty-two thousand, three hundred twenty-one".