2112143983 has 2 divisors, whose sum is σ = 2112143984. Its totient is φ = 2112143982.

The previous prime is 2112143959. The next prime is 2112143993. The reversal of 2112143983 is 3893412112.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2112143983 - 2²¹ = 2110046831 is a prime.

It is a super-2 number, since 2×2112143983² = 8922304409846208578, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112143993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056071991 + 1056071992.

It is an arithmetic number, because the mean of its divisors is an integer number (1056071992).

Almost surely, 2^2112143983 is an apocalyptic number.

2112143983 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112143983 is an equidigital number, since it uses as much as digits as its factorization.

2112143983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 34.

The square root of 2112143983 is about 45958.0676595524. The cubic root of 2112143983 is about 1283.0428872964.

The spelling of 2112143983 in words is "two billion, one hundred twelve million, one hundred forty-three thousand, nine hundred eighty-three".