38960161 has 2 divisors, whose sum is σ = 38960162. Its totient is φ = 38960160.

The previous prime is 38960143. The next prime is 38960177. The reversal of 38960161 is 16106983.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35331136 + 3629025 = 5944^2 + 1905^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38960161 is a prime.

It is not a weakly prime, because it can be changed into another prime (38960191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19480080 + 19480081.

It is an arithmetic number, because the mean of its divisors is an integer number (19480081).

Almost surely, 2^38960161 is an apocalyptic number.

It is an amenable number.

38960161 is a deficient number, since it is larger than the sum of its proper divisors (1).

38960161 is an equidigital number, since it uses as much as digits as its factorization.

38960161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 38960161 is about 6241.8075106495. The cubic root of 38960161 is about 339.0056327614.

The spelling of 38960161 in words is "thirty-eight million, nine hundred sixty thousand, one hundred sixty-one".