1879983191773 has 2 divisors, whose sum is σ = 1879983191774. Its totient is φ = 1879983191772.

The previous prime is 1879983191771. The next prime is 1879983191819. The reversal of 1879983191773 is 3771913899781.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1387688712004 + 492294479769 = 1178002^2 + 701637^2 .

It is a cyclic number.

It is not a de Polignac number, because 1879983191773 - 2¹ = 1879983191771 is a prime.

Together with 1879983191771, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1879983191696 and 1879983191705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1879983191771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 939991595886 + 939991595887.

It is an arithmetic number, because the mean of its divisors is an integer number (939991595887).

Almost surely, 2^{1879983191773} is an apocalyptic number.

It is an amenable number.

1879983191773 is a deficient number, since it is larger than the sum of its proper divisors (1).

1879983191773 is an equidigital number, since it uses as much as digits as its factorization.

1879983191773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144027072, while the sum is 73.

The spelling of 1879983191773 in words is "one trillion, eight hundred seventy-nine billion, nine hundred eighty-three million, one hundred ninety-one thousand, seven hundred seventy-three".