11814111 has 12 divisors (see below), whose sum is σ = 17807088. Its totient is φ = 7533504.

The previous prime is 11814091. The next prime is 11814113. The reversal of 11814111 is 11141811.

It is a happy number.

It is not a de Polignac number, because 11814111 - 2¹¹ = 11812063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11814113) 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, 28330 + ... + 28743.

It is an arithmetic number, because the mean of its divisors is an integer number (1483924).

Almost surely, 2^11814111 is an apocalyptic number.

11814111 is a deficient number, since it is larger than the sum of its proper divisors (5992977).

11814111 is a wasteful number, since it uses less digits than its factorization.

11814111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57102 (or 57099 counting only the distinct ones).

The product of its digits is 32, while the sum is 18.

The square root of 11814111 is about 3437.1661292408. The cubic root of 11814111 is about 227.7545257424.

Adding to 11814111 its reverse (11141811), we get a palindrome (22955922).

The spelling of 11814111 in words is "eleven million, eight hundred fourteen thousand, one hundred eleven".