3935161 has 2 divisors, whose sum is σ = 3935162. Its totient is φ = 3935160.

The previous prime is 3935153. The next prime is 3935179. The reversal of 3935161 is 1615393.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3779136 + 156025 = 1944^2 + 395^2 .

It is a cyclic number.

It is not a de Polignac number, because 3935161 - 2³ = 3935153 is a prime.

It is a Chen prime.

3935161 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3935101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1967580 + 1967581.

It is an arithmetic number, because the mean of its divisors is an integer number (1967581).

Almost surely, 2^3935161 is an apocalyptic number.

It is an amenable number.

3935161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3935161 is an equidigital number, since it uses as much as digits as its factorization.

3935161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2430, while the sum is 28.

The square root of 3935161 is about 1983.7240231443. The cubic root of 3935161 is about 157.8777160970.

It can be divided in two parts, 3935 and 161, that added together give a 12-th power (4096 = 2¹²).

The spelling of 3935161 in words is "three million, nine hundred thirty-five thousand, one hundred sixty-one".