2928605161 has 2 divisors, whose sum is σ = 2928605162. Its totient is φ = 2928605160.

The previous prime is 2928605149. The next prime is 2928605177. The reversal of 2928605161 is 1615068292.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2462045161 + 466560000 = 49619^2 + 21600^2 .

It is a cyclic number.

It is not a de Polignac number, because 2928605161 - 2¹⁷ = 2928474089 is a prime.

It is not a weakly prime, because it can be changed into another prime (2923605161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1464302580 + 1464302581.

It is an arithmetic number, because the mean of its divisors is an integer number (1464302581).

Almost surely, 2^2928605161 is an apocalyptic number.

It is an amenable number.

2928605161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2928605161 is an equidigital number, since it uses as much as digits as its factorization.

2928605161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 2928605161 is about 54116.5885935172. The cubic root of 2928605161 is about 1430.7165725820.

The spelling of 2928605161 in words is "two billion, nine hundred twenty-eight million, six hundred five thousand, one hundred sixty-one".