11452321 has 6 divisors (see below), whose sum is σ = 11972450. Its totient is φ = 10953888.

The previous prime is 11452297. The next prime is 11452327. The reversal of 11452321 is 12325411.

It can be written as a sum of positive squares in only one way, i.e., 9217296 + 2235025 = 3036^2 + 1495^2 .

It is not a de Polignac number, because 11452321 - 2¹³ = 11444129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11452327) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10296 + ... + 11353.

Almost surely, 2^11452321 is an apocalyptic number.

It is an amenable number.

11452321 is a deficient number, since it is larger than the sum of its proper divisors (520129).

11452321 is an equidigital number, since it uses as much as digits as its factorization.

11452321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21695 (or 21672 counting only the distinct ones).

The product of its digits is 240, while the sum is 19.

The square root of 11452321 is about 3384.1278049152. The cubic root of 11452321 is about 225.4054975752.

Adding to 11452321 its reverse (12325411), we get a palindrome (23777732).

The spelling of 11452321 in words is "eleven million, four hundred fifty-two thousand, three hundred twenty-one".