6838542223 has 2 divisors, whose sum is σ = 6838542224. Its totient is φ = 6838542222.

The previous prime is 6838542167. The next prime is 6838542257. The reversal of 6838542223 is 3222458386.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6838542223 - 2²¹ = 6836445071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6838542223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6838542523) 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, 3419271111 + 3419271112.

It is an arithmetic number, because the mean of its divisors is an integer number (3419271112).

Almost surely, 2^6838542223 is an apocalyptic number.

6838542223 is a deficient number, since it is larger than the sum of its proper divisors (1).

6838542223 is an equidigital number, since it uses as much as digits as its factorization.

6838542223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 552960, while the sum is 43.

The square root of 6838542223 is about 82695.4788546508. The cubic root of 6838542223 is about 1898.1091274225.

The spelling of 6838542223 in words is "six billion, eight hundred thirty-eight million, five hundred forty-two thousand, two hundred twenty-three".