5781969827 has 2 divisors, whose sum is σ = 5781969828. Its totient is φ = 5781969826.

The previous prime is 5781969799. The next prime is 5781969847. The reversal of 5781969827 is 7289691875.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5781969827 - 2¹⁶ = 5781904291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5781969827.

It is not a weakly prime, because it can be changed into another prime (5781969847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2890984913 + 2890984914.

It is an arithmetic number, because the mean of its divisors is an integer number (2890984914).

Almost surely, 2^5781969827 is an apocalyptic number.

5781969827 is a deficient number, since it is larger than the sum of its proper divisors (1).

5781969827 is an equidigital number, since it uses as much as digits as its factorization.

5781969827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15240960, while the sum is 62.

The square root of 5781969827 is about 76039.2650345859. The cubic root of 5781969827 is about 1794.8380739658.

The spelling of 5781969827 in words is "five billion, seven hundred eighty-one million, nine hundred sixty-nine thousand, eight hundred twenty-seven".