3040206161 has 2 divisors, whose sum is σ = 3040206162. Its totient is φ = 3040206160.

The previous prime is 3040206157. The next prime is 3040206163. The reversal of 3040206161 is 1616020403.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2114160400 + 926045761 = 45980^2 + 30431^2 .

It is a cyclic number.

It is not a de Polignac number, because 3040206161 - 2² = 3040206157 is a prime.

Together with 3040206163, 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 (3040206163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1520103080 + 1520103081.

It is an arithmetic number, because the mean of its divisors is an integer number (1520103081).

Almost surely, 2^3040206161 is an apocalyptic number.

It is an amenable number.

3040206161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3040206161 is an equidigital number, since it uses as much as digits as its factorization.

3040206161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 3040206161 is about 55138.0645380303. The cubic root of 3040206161 is about 1448.6640347985.

Adding to 3040206161 its reverse (1616020403), we get a palindrome (4656226564).

The spelling of 3040206161 in words is "three billion, forty million, two hundred six thousand, one hundred sixty-one".