111921883 has 2 divisors, whose sum is σ = 111921884. Its totient is φ = 111921882.

The previous prime is 111921877. The next prime is 111921889. The reversal of 111921883 is 388129111.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (111921877) and next prime (111921889).

It is a cyclic number.

It is not a de Polignac number, because 111921883 - 2⁹ = 111921371 is a prime.

It is not a weakly prime, because it can be changed into another prime (111921889) 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, 55960941 + 55960942.

It is an arithmetic number, because the mean of its divisors is an integer number (55960942).

Almost surely, 2^111921883 is an apocalyptic number.

111921883 is a deficient number, since it is larger than the sum of its proper divisors (1).

111921883 is an equidigital number, since it uses as much as digits as its factorization.

111921883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 34.

The square root of 111921883 is about 10579.3139191537. The cubic root of 111921883 is about 481.9163594588.

The spelling of 111921883 in words is "one hundred eleven million, nine hundred twenty-one thousand, eight hundred eighty-three".