3978683363 has 2 divisors, whose sum is σ = 3978683364. Its totient is φ = 3978683362.

The previous prime is 3978683351. The next prime is 3978683369. The reversal of 3978683363 is 3633868793.

It is a strong prime.

It is an emirp because it is prime and its reverse (3633868793) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3978683363 - 2¹² = 3978679267 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3978683299 and 3978683308.

It is not a weakly prime, because it can be changed into another prime (3978683369) 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, 1989341681 + 1989341682.

It is an arithmetic number, because the mean of its divisors is an integer number (1989341682).

Almost surely, 2^3978683363 is an apocalyptic number.

3978683363 is a deficient number, since it is larger than the sum of its proper divisors (1).

3978683363 is an equidigital number, since it uses as much as digits as its factorization.

3978683363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11757312, while the sum is 56.

The square root of 3978683363 is about 63076.8052694491. The cubic root of 3978683363 is about 1584.5761902972.

The spelling of 3978683363 in words is "three billion, nine hundred seventy-eight million, six hundred eighty-three thousand, three hundred sixty-three".