11488321 has 16 divisors (see below), whose sum is σ = 13224960. Its totient is φ = 9898560.

The previous prime is 11488283. The next prime is 11488327. The reversal of 11488321 is 12388411.

It is a cyclic number.

It is not a de Polignac number, because 11488321 - 2⁷ = 11488193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11488321.

It is not an unprimeable number, because it can be changed into a prime (11488327) 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 15 ways as a sum of consecutive naturals, for example, 11196 + ... + 12178.

It is an arithmetic number, because the mean of its divisors is an integer number (826560).

Almost surely, 2^11488321 is an apocalyptic number.

It is an amenable number.

11488321 is a deficient number, since it is larger than the sum of its proper divisors (1736639).

11488321 is a wasteful number, since it uses less digits than its factorization.

11488321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056.

The product of its digits is 1536, while the sum is 28.

The square root of 11488321 is about 3389.4425795402. The cubic root of 11488321 is about 225.6414354860.

The spelling of 11488321 in words is "eleven million, four hundred eighty-eight thousand, three hundred twenty-one".