2109737983 has 2 divisors, whose sum is σ = 2109737984. Its totient is φ = 2109737982.

The previous prime is 2109737957. The next prime is 2109738011. The reversal of 2109737983 is 3897379012.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2109737983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2109737923) 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, 1054868991 + 1054868992.

It is an arithmetic number, because the mean of its divisors is an integer number (1054868992).

Almost surely, 2^2109737983 is an apocalyptic number.

2109737983 is a deficient number, since it is larger than the sum of its proper divisors (1).

2109737983 is an equidigital number, since it uses as much as digits as its factorization.

2109737983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 571536, while the sum is 49.

The square root of 2109737983 is about 45931.8841655772. The cubic root of 2109737983 is about 1282.5555193082. Note that the first 4 decimals are identical.

The spelling of 2109737983 in words is "two billion, one hundred nine million, seven hundred thirty-seven thousand, nine hundred eighty-three".