2119843417 has 2 divisors, whose sum is σ = 2119843418. Its totient is φ = 2119843416.

The previous prime is 2119843403. The next prime is 2119843469. The reversal of 2119843417 is 7143489112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1824656656 + 295186761 = 42716^2 + 17181^2 .

It is a cyclic number.

It is not a de Polignac number, because 2119843417 - 2¹¹ = 2119841369 is a prime.

It is a super-2 number, since 2×2119843417² = 8987472225196471778, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2119843417.

It is not a weakly prime, because it can be changed into another prime (2119841417) 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, 1059921708 + 1059921709.

It is an arithmetic number, because the mean of its divisors is an integer number (1059921709).

Almost surely, 2^2119843417 is an apocalyptic number.

It is an amenable number.

2119843417 is a deficient number, since it is larger than the sum of its proper divisors (1).

2119843417 is an equidigital number, since it uses as much as digits as its factorization.

2119843417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 40.

The square root of 2119843417 is about 46041.7573187645. The cubic root of 2119843417 is about 1284.6000293428.

The spelling of 2119843417 in words is "two billion, one hundred nineteen million, eight hundred forty-three thousand, four hundred seventeen".