111010043 has 2 divisors, whose sum is σ = 111010044. Its totient is φ = 111010042.

The previous prime is 111010013. The next prime is 111010061. The reversal of 111010043 is 340010111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111010043 - 2⁶ = 111009979 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (111010013) 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, 55505021 + 55505022.

It is an arithmetic number, because the mean of its divisors is an integer number (55505022).

Almost surely, 2^111010043 is an apocalyptic number.

111010043 is a deficient number, since it is larger than the sum of its proper divisors (1).

111010043 is an equidigital number, since it uses as much as digits as its factorization.

111010043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 111010043 is about 10536.1303617600. The cubic root of 111010043 is about 480.6040471103.

Adding to 111010043 its reverse (340010111), we get a palindrome (451020154).

The spelling of 111010043 in words is "one hundred eleven million, ten thousand, forty-three".