3020161 has 2 divisors, whose sum is σ = 3020162. Its totient is φ = 3020160.

The previous prime is 3020123. The next prime is 3020167. The reversal of 3020161 is 1610203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2660161 + 360000 = 1631^2 + 600^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3020161 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3020167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1510080 + 1510081.

It is an arithmetic number, because the mean of its divisors is an integer number (1510081).

Almost surely, 2^3020161 is an apocalyptic number.

It is an amenable number.

3020161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3020161 is an equidigital number, since it uses as much as digits as its factorization.

3020161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 3020161 is about 1737.8610416256. The cubic root of 3020161 is about 144.5473159146.

Adding to 3020161 its reverse (1610203), we get a palindrome (4630364).

The spelling of 3020161 in words is "three million, twenty thousand, one hundred sixty-one".