1118432443 has 2 divisors, whose sum is σ = 1118432444. Its totient is φ = 1118432442.

The previous prime is 1118432437. The next prime is 1118432449. The reversal of 1118432443 is 3442348111.

It is a balanced prime because it is at equal distance from previous prime (1118432437) and next prime (1118432449).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1118432443 is a prime.

It is a super-2 number, since 2×1118432443² = 2501782259109896498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1118432449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559216221 + 559216222.

It is an arithmetic number, because the mean of its divisors is an integer number (559216222).

Almost surely, 2^1118432443 is an apocalyptic number.

1118432443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1118432443 is an equidigital number, since it uses as much as digits as its factorization.

1118432443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 31.

The square root of 1118432443 is about 33442.9729988229. The cubic root of 1118432443 is about 1038.0140982984.

The spelling of 1118432443 in words is "one billion, one hundred eighteen million, four hundred thirty-two thousand, four hundred forty-three".