67105143241 has 2 divisors, whose sum is σ = 67105143242. Its totient is φ = 67105143240.

The previous prime is 67105143227. The next prime is 67105143283. The reversal of 67105143241 is 14234150176.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67096022841 + 9120400 = 259029^2 + 3020^2 .

It is a cyclic number.

It is not a de Polignac number, because 67105143241 - 2¹⁹ = 67104618953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 67105143197 and 67105143206.

It is not a weakly prime, because it can be changed into another prime (67105143211) 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, 33552571620 + 33552571621.

It is an arithmetic number, because the mean of its divisors is an integer number (33552571621).

Almost surely, 2^67105143241 is an apocalyptic number.

It is an amenable number.

67105143241 is a deficient number, since it is larger than the sum of its proper divisors (1).

67105143241 is an equidigital number, since it uses as much as digits as its factorization.

67105143241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 34.

The spelling of 67105143241 in words is "sixty-seven billion, one hundred five million, one hundred forty-three thousand, two hundred forty-one".