1112111983 has 2 divisors, whose sum is σ = 1112111984. Its totient is φ = 1112111982.

The previous prime is 1112111969. The next prime is 1112112007. The reversal of 1112111983 is 3891112111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1112111983 - 2¹³ = 1112103791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112111963) 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, 556055991 + 556055992.

It is an arithmetic number, because the mean of its divisors is an integer number (556055992).

Almost surely, 2^1112111983 is an apocalyptic number.

1112111983 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112111983 is an equidigital number, since it uses as much as digits as its factorization.

1112111983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 28.

The square root of 1112111983 is about 33348.3430323007. The cubic root of 1112111983 is about 1036.0550694851.

It can be divided in two parts, 11121 and 11983, that added together give a square (23104 = 152²).

The spelling of 1112111983 in words is "one billion, one hundred twelve million, one hundred eleven thousand, nine hundred eighty-three".