11109033 has 12 divisors (see below), whose sum is σ = 17280900. Its totient is φ = 6836256.

The previous prime is 11109031. The next prime is 11109037. The reversal of 11109033 is 33090111.

It can be written as a sum of positive squares in 2 ways, for example, as 1671849 + 9437184 = 1293^2 + 3072^2 .

It is not a de Polignac number, because 11109033 - 2¹ = 11109031 is a prime.

It is a super-2 number, since 2×11109033² = 246821228390178, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11108997 and 11109015.

It is not an unprimeable number, because it can be changed into a prime (11109031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47358 + ... + 47591.

It is an arithmetic number, because the mean of its divisors is an integer number (1440075).

Almost surely, 2^11109033 is an apocalyptic number.

11109033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11109033 is a deficient number, since it is larger than the sum of its proper divisors (6171867).

11109033 is a wasteful number, since it uses less digits than its factorization.

11109033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94968 (or 94965 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

The square root of 11109033 is about 3333.0216020902. The cubic root of 11109033 is about 223.1304042662.

Adding to 11109033 its reverse (33090111), we get a palindrome (44199144).

The spelling of 11109033 in words is "eleven million, one hundred nine thousand, thirty-three".