3107784021841 has 2 divisors, whose sum is σ = 3107784021842. Its totient is φ = 3107784021840.

The previous prime is 3107784021833. The next prime is 3107784021851. The reversal of 3107784021841 is 1481204877013.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2867193771841 + 240590250000 = 1693279^2 + 490500^2 .

It is a cyclic number.

It is not a de Polignac number, because 3107784021841 - 2³ = 3107784021833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3107784021791 and 3107784021800.

It is not a weakly prime, because it can be changed into another prime (3107784021851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1553892010920 + 1553892010921.

It is an arithmetic number, because the mean of its divisors is an integer number (1553892010921).

Almost surely, 2^{3107784021841} is an apocalyptic number.

It is an amenable number.

3107784021841 is a deficient number, since it is larger than the sum of its proper divisors (1).

3107784021841 is an equidigital number, since it uses as much as digits as its factorization.

3107784021841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 301056, while the sum is 46.

Adding to 3107784021841 its reverse (1481204877013), we get a palindrome (4588988898854).

The spelling of 3107784021841 in words is "three trillion, one hundred seven billion, seven hundred eighty-four million, twenty-one thousand, eight hundred forty-one".