11321283 has 16 divisors (see below), whose sum is σ = 16087680. Its totient is φ = 7061184.

The previous prime is 11321279. The next prime is 11321291. The reversal of 11321283 is 38212311.

It is not a de Polignac number, because 11321283 - 2² = 11321279 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11321203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3535 + ... + 5927.

It is an arithmetic number, because the mean of its divisors is an integer number (1005480).

Almost surely, 2^11321283 is an apocalyptic number.

11321283 is a deficient number, since it is larger than the sum of its proper divisors (4766397).

11321283 is a wasteful number, since it uses less digits than its factorization.

11321283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2498.

The product of its digits is 288, while the sum is 21.

The square root of 11321283 is about 3364.7114289341. The cubic root of 11321283 is about 224.5424975310.

Adding to 11321283 its reverse (38212311), we get a palindrome (49533594).

It can be divided in two parts, 1132 and 1283, that added together give a triangular number (2415 = T₆₉).

The spelling of 11321283 in words is "eleven million, three hundred twenty-one thousand, two hundred eighty-three".