11944321 has 2 divisors, whose sum is σ = 11944322. Its totient is φ = 11944320.

The previous prime is 11944301. The next prime is 11944343. The reversal of 11944321 is 12344911.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10758400 + 1185921 = 3280^2 + 1089^2 .

It is a cyclic number.

It is not a de Polignac number, because 11944321 - 2⁷ = 11944193 is a prime.

It is not a weakly prime, because it can be changed into another prime (11944301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5972160 + 5972161.

It is an arithmetic number, because the mean of its divisors is an integer number (5972161).

Almost surely, 2^11944321 is an apocalyptic number.

It is an amenable number.

11944321 is a deficient number, since it is larger than the sum of its proper divisors (1).

11944321 is an equidigital number, since it uses as much as digits as its factorization.

11944321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 25.

The square root of 11944321 is about 3456.0556997826. The cubic root of 11944321 is about 228.5882075294.

The spelling of 11944321 in words is "eleven million, nine hundred forty-four thousand, three hundred twenty-one".