11248321 has 8 divisors (see below), whose sum is σ = 12980864. Its totient is φ = 9547200.

The previous prime is 11248313. The next prime is 11248331. The reversal of 11248321 is 12384211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11248321 - 2³ = 11248313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11248292 and 11248301.

It is not an unprimeable number, because it can be changed into a prime (11248301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7080 + ... + 8521.

It is an arithmetic number, because the mean of its divisors is an integer number (1622608).

Almost surely, 2^11248321 is an apocalyptic number.

It is an amenable number.

11248321 is a deficient number, since it is larger than the sum of its proper divisors (1732543).

11248321 is a wasteful number, since it uses less digits than its factorization.

11248321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15711.

The product of its digits is 384, while the sum is 22.

The square root of 11248321 is about 3353.8516663681. The cubic root of 11248321 is about 224.0590896939.

The spelling of 11248321 in words is "eleven million, two hundred forty-eight thousand, three hundred twenty-one".