11112043 has 8 divisors (see below), whose sum is σ = 11513216. Its totient is φ = 10724760.

The previous prime is 11112041. The next prime is 11112047. The reversal of 11112043 is 34021111.

It is not a de Polignac number, because 11112043 - 2¹ = 11112041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11112041) 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 7 ways as a sum of consecutive naturals, for example, 29605 + ... + 29977.

It is an arithmetic number, because the mean of its divisors is an integer number (1439152).

Almost surely, 2^11112043 is an apocalyptic number.

11112043 is a deficient number, since it is larger than the sum of its proper divisors (401173).

11112043 is an frugal number, since it uses more digits than its factorization.

11112043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466 (or 404 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 11112043 is about 3333.4731137359. The cubic root of 11112043 is about 223.1505548909.

Adding to 11112043 its reverse (34021111), we get a palindrome (45133154).

The spelling of 11112043 in words is "eleven million, one hundred twelve thousand, forty-three".