3420000161 has 2 divisors, whose sum is σ = 3420000162. Its totient is φ = 3420000160.

The previous prime is 3420000149. The next prime is 3420000163. The reversal of 3420000161 is 1610000243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2898745600 + 521254561 = 53840^2 + 22831^2 .

It is a cyclic number.

It is not a de Polignac number, because 3420000161 - 2⁶ = 3420000097 is a prime.

It is a super-2 number, since 2×3420000161² = 23392802202480051842, which contains 22 as substring.

Together with 3420000163, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3420000163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710000080 + 1710000081.

It is an arithmetic number, because the mean of its divisors is an integer number (1710000081).

Almost surely, 2^3420000161 is an apocalyptic number.

It is an amenable number.

3420000161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420000161 is an equidigital number, since it uses as much as digits as its factorization.

3420000161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3420000161 is about 58480.7674453747. The cubic root of 3420000161 is about 1506.6372782259.

The spelling of 3420000161 in words is "three billion, four hundred twenty million, one hundred sixty-one", and thus it is an aban number.