11243835 has 12 divisors (see below), whose sum is σ = 19489392. Its totient is φ = 5996688.

The previous prime is 11243831. The next prime is 11243867. The reversal of 11243835 is 53834211.

It is a happy number.

It is not a de Polignac number, because 11243835 - 2² = 11243831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11243799 and 11243808.

It is not an unprimeable number, because it can be changed into a prime (11243831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 124887 + ... + 124976.

It is an arithmetic number, because the mean of its divisors is an integer number (1624116).

Almost surely, 2^11243835 is an apocalyptic number.

11243835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11243835 is a deficient number, since it is larger than the sum of its proper divisors (8245557).

11243835 is a wasteful number, since it uses less digits than its factorization.

11243835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249874 (or 249871 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 11243835 is about 3353.1828163701. The cubic root of 11243835 is about 224.0292996857.

The spelling of 11243835 in words is "eleven million, two hundred forty-three thousand, eight hundred thirty-five".