5443385819 has 2 divisors, whose sum is σ = 5443385820. Its totient is φ = 5443385818.

The previous prime is 5443385777. The next prime is 5443385833. The reversal of 5443385819 is 9185833445.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5443385819 is a prime.

It is a super-2 number, since 2×5443385819² = 59260898348980601522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5443315819) 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, 2721692909 + 2721692910.

It is an arithmetic number, because the mean of its divisors is an integer number (2721692910).

Almost surely, 2^5443385819 is an apocalyptic number.

5443385819 is a deficient number, since it is larger than the sum of its proper divisors (1).

5443385819 is an equidigital number, since it uses as much as digits as its factorization.

5443385819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2073600, while the sum is 50.

The square root of 5443385819 is about 73779.3048151038. The cubic root of 5443385819 is about 1759.0966674421.

The spelling of 5443385819 in words is "five billion, four hundred forty-three million, three hundred eighty-five thousand, eight hundred nineteen".