1111232243 has 8 divisors (see below), whose sum is σ = 1216205760. Its totient is φ = 1006917480.

The previous prime is 1111232201. The next prime is 1111232257. The reversal of 1111232243 is 3422321111.

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 1111232243 - 2¹² = 1111228147 is a prime.

It is a super-2 number, since 2×1111232243² = 2469674195765622098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1111282243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161153 + ... + 167906.

It is an arithmetic number, because the mean of its divisors is an integer number (152025720).

Almost surely, 2^1111232243 is an apocalyptic number.

1111232243 is a deficient number, since it is larger than the sum of its proper divisors (104973517).

1111232243 is a wasteful number, since it uses less digits than its factorization.

1111232243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329377.

The product of its digits is 288, while the sum is 20.

The square root of 1111232243 is about 33335.1502621482. The cubic root of 1111232243 is about 1035.7818057779.

Adding to 1111232243 its reverse (3422321111), we get a palindrome (4533553354).

The spelling of 1111232243 in words is "one billion, one hundred eleven million, two hundred thirty-two thousand, two hundred forty-three".