11065321 has 4 divisors (see below), whose sum is σ = 11077200. Its totient is φ = 11053444.

The previous prime is 11065309. The next prime is 11065333. The reversal of 11065321 is 12356011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12356011 = 31 ⋅398581.

It is an interprime number because it is at equal distance from previous prime (11065309) and next prime (11065333).

It is a cyclic number.

It is not a de Polignac number, because 11065321 - 2⁵ = 11065289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11065361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4411 + ... + 6448.

It is an arithmetic number, because the mean of its divisors is an integer number (2769300).

Almost surely, 2^11065321 is an apocalyptic number.

It is an amenable number.

11065321 is a deficient number, since it is larger than the sum of its proper divisors (11879).

11065321 is a wasteful number, since it uses less digits than its factorization.

11065321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11878.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 11065321 is about 3326.4577255693. The cubic root of 11065321 is about 222.8373605488.

The spelling of 11065321 in words is "eleven million, sixty-five thousand, three hundred twenty-one".