385741131169 has 2 divisors, whose sum is σ = 385741131170. Its totient is φ = 385741131168.

The previous prime is 385741131131. The next prime is 385741131173. The reversal of 385741131169 is 961131147583.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 346055710225 + 39685420944 = 588265^2 + 199212^2 .

It is a cyclic number.

It is not a de Polignac number, because 385741131169 - 2¹¹ = 385741129121 is a prime.

It is a super-2 number, since 2×385741131169² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (385741131199) 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, 192870565584 + 192870565585.

It is an arithmetic number, because the mean of its divisors is an integer number (192870565585).

Almost surely, 2^385741131169 is an apocalyptic number.

It is an amenable number.

385741131169 is a deficient number, since it is larger than the sum of its proper divisors (1).

385741131169 is an equidigital number, since it uses as much as digits as its factorization.

385741131169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 49.

The spelling of 385741131169 in words is "three hundred eighty-five billion, seven hundred forty-one million, one hundred thirty-one thousand, one hundred sixty-nine".