11115841 has 8 divisors (see below), whose sum is σ = 12839904. Its totient is φ = 9510720.

The previous prime is 11115827. The next prime is 11115851. The reversal of 11115841 is 14851111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11115841 - 2¹¹ = 11113793 is a prime.

It is a super-2 number, since 2×11115841² = 247123842274562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11115821) 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 7 ways as a sum of consecutive naturals, for example, 29535 + ... + 29908.

It is an arithmetic number, because the mean of its divisors is an integer number (1604988).

Almost surely, 2^11115841 is an apocalyptic number.

11115841 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11115841 is a deficient number, since it is larger than the sum of its proper divisors (1724063).

11115841 is a wasteful number, since it uses less digits than its factorization.

11115841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59471.

The product of its digits is 160, while the sum is 22.

The square root of 11115841 is about 3334.0427411777. The cubic root of 11115841 is about 223.1759756369.

Adding to 11115841 its reverse (14851111), we get a palindrome (25966952).

The spelling of 11115841 in words is "eleven million, one hundred fifteen thousand, eight hundred forty-one".