11027869 has 4 divisors (see below), whose sum is σ = 11235996. Its totient is φ = 10819744.

The previous prime is 11027839. The next prime is 11027873. The reversal of 11027869 is 96872011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2762244 + 8265625 = 1662^2 + 2875^2 .

It is a cyclic number.

It is not a de Polignac number, because 11027869 - 2¹¹ = 11025821 is a prime.

It is a super-2 number, since 2×11027869² = 243227789362322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11027839) 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, 103984 + ... + 104089.

It is an arithmetic number, because the mean of its divisors is an integer number (2808999).

Almost surely, 2^11027869 is an apocalyptic number.

It is an amenable number.

11027869 is a deficient number, since it is larger than the sum of its proper divisors (208127).

11027869 is an equidigital number, since it uses as much as digits as its factorization.

11027869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208126.

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 11027869 is about 3320.8235424364. The cubic root of 11027869 is about 222.5856691526.

The spelling of 11027869 in words is "eleven million, twenty-seven thousand, eight hundred sixty-nine".