11424111 has 32 divisors (see below), whose sum is σ = 16896000. Its totient is φ = 6840288.

The previous prime is 11424109. The next prime is 11424121. The reversal of 11424111 is 11142411.

It is not a de Polignac number, because 11424111 - 2¹ = 11424109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11424121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144570 + ... + 144648.

It is an arithmetic number, because the mean of its divisors is an integer number (528000).

Almost surely, 2^11424111 is an apocalyptic number.

11424111 is a deficient number, since it is larger than the sum of its proper divisors (5471889).

11424111 is a wasteful number, since it uses less digits than its factorization.

11424111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203.

The product of its digits is 32, while the sum is 15.

The square root of 11424111 is about 3379.9572482503. The cubic root of 11424111 is about 225.2202682443.

Adding to 11424111 its reverse (11142411), we get a palindrome (22566522).

It can be divided in two parts, 1142 and 4111, that added together give a triangular number (5253 = T₁₀₂).

The spelling of 11424111 in words is "eleven million, four hundred twenty-four thousand, one hundred eleven".