11020804 has 6 divisors (see below), whose sum is σ = 19286414. Its totient is φ = 5510400.

The previous prime is 11020769. The next prime is 11020813. The reversal of 11020804 is 40802011.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 9922500 + 1098304 = 3150^2 + 1048^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1377597 + ... + 1377604.

Almost surely, 2^11020804 is an apocalyptic number.

It is an amenable number.

11020804 is a deficient number, since it is larger than the sum of its proper divisors (8265610).

11020804 is a wasteful number, since it uses less digits than its factorization.

11020804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755205 (or 2755203 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 11020804 is about 3319.7596298527. The cubic root of 11020804 is about 222.5381258574.

Adding to 11020804 its reverse (40802011), we get a palindrome (51822815).

The spelling of 11020804 in words is "eleven million, twenty thousand, eight hundred four".