111892943 has 2 divisors, whose sum is σ = 111892944. Its totient is φ = 111892942.

The previous prime is 111892909. The next prime is 111892967. The reversal of 111892943 is 349298111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111892943 - 2⁸ = 111892687 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111892897 and 111892906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111892973) 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, 55946471 + 55946472.

It is an arithmetic number, because the mean of its divisors is an integer number (55946472).

Almost surely, 2^111892943 is an apocalyptic number.

111892943 is a deficient number, since it is larger than the sum of its proper divisors (1).

111892943 is an equidigital number, since it uses as much as digits as its factorization.

111892943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 38.

The square root of 111892943 is about 10577.9460671720. The cubic root of 111892943 is about 481.8748189923.

The spelling of 111892943 in words is "one hundred eleven million, eight hundred ninety-two thousand, nine hundred forty-three".