3936161 has 2 divisors, whose sum is σ = 3936162. Its totient is φ = 3936160.

The previous prime is 3936139. The next prime is 3936167. The reversal of 3936161 is 1616393.

3936161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3045025 + 891136 = 1745^2 + 944^2 .

It is a cyclic number.

It is not a de Polignac number, because 3936161 - 2¹⁴ = 3919777 is a prime.

It is a super-3 number, since 3×3936161³ (a number of 21 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3936167) 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, 1968080 + 1968081.

It is an arithmetic number, because the mean of its divisors is an integer number (1968081).

Almost surely, 2^3936161 is an apocalyptic number.

It is an amenable number.

3936161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3936161 is an equidigital number, since it uses as much as digits as its factorization.

3936161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2916, while the sum is 29.

The square root of 3936161 is about 1983.9760583233. The cubic root of 3936161 is about 157.8910882178.

The spelling of 3936161 in words is "three million, nine hundred thirty-six thousand, one hundred sixty-one".