6208144069 has 2 divisors, whose sum is σ = 6208144070. Its totient is φ = 6208144068.

The previous prime is 6208144021. The next prime is 6208144091. The reversal of 6208144069 is 9604418026.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5880895969 + 327248100 = 76687^2 + 18090^2 .

It is a cyclic number.

It is not a de Polignac number, because 6208144069 - 2¹¹ = 6208142021 is a prime.

It is a super-2 number, since 2×6208144069² = 77082105562919753522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6208144169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3104072034 + 3104072035.

It is an arithmetic number, because the mean of its divisors is an integer number (3104072035).

Almost surely, 2^6208144069 is an apocalyptic number.

It is an amenable number.

6208144069 is a deficient number, since it is larger than the sum of its proper divisors (1).

6208144069 is an equidigital number, since it uses as much as digits as its factorization.

6208144069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 6208144069 is about 78791.7766584813. The cubic root of 6208144069 is about 1837.8945739971.

The spelling of 6208144069 in words is "six billion, two hundred eight million, one hundred forty-four thousand, sixty-nine".