384126161 has 2 divisors, whose sum is σ = 384126162. Its totient is φ = 384126160.

The previous prime is 384126079. The next prime is 384126187. The reversal of 384126161 is 161621483.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 290907136 + 93219025 = 17056^2 + 9655^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-384126161 is a prime.

It is not a weakly prime, because it can be changed into another prime (384122161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192063080 + 192063081.

It is an arithmetic number, because the mean of its divisors is an integer number (192063081).

Almost surely, 2^384126161 is an apocalyptic number.

It is an amenable number.

384126161 is a deficient number, since it is larger than the sum of its proper divisors (1).

384126161 is an equidigital number, since it uses as much as digits as its factorization.

384126161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 32.

The square root of 384126161 is about 19599.1367411935. The cubic root of 384126161 is about 726.9278290250.

The spelling of 384126161 in words is "three hundred eighty-four million, one hundred twenty-six thousand, one hundred sixty-one".