11083021 has 4 divisors (see below), whose sum is σ = 11089692. Its totient is φ = 11076352.

The previous prime is 11083003. The next prime is 11083063. The reversal of 11083021 is 12038011.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 10465225 + 617796 = 3235^2 + 786^2 .

It is a cyclic number.

It is not a de Polignac number, because 11083021 - 2¹³ = 11074829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11082986 and 11083004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11083421) 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 3 ways as a sum of consecutive naturals, for example, 1371 + ... + 4903.

It is an arithmetic number, because the mean of its divisors is an integer number (2772423).

Almost surely, 2^11083021 is an apocalyptic number.

It is an amenable number.

11083021 is a deficient number, since it is larger than the sum of its proper divisors (6671).

11083021 is an equidigital number, since it uses as much as digits as its factorization.

11083021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6670.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 11083021 is about 3329.1171502367. The cubic root of 11083021 is about 222.9561135459.

The spelling of 11083021 in words is "eleven million, eighty-three thousand, twenty-one".