2804250161 has 2 divisors, whose sum is σ = 2804250162. Its totient is φ = 2804250160.

The previous prime is 2804250157. The next prime is 2804250187. The reversal of 2804250161 is 1610524082.

2804250161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1809226225 + 995023936 = 42535^2 + 31544^2 .

It is a cyclic number.

It is not a de Polignac number, because 2804250161 - 2² = 2804250157 is a prime.

It is not a weakly prime, because it can be changed into another prime (2804250121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1402125080 + 1402125081.

It is an arithmetic number, because the mean of its divisors is an integer number (1402125081).

Almost surely, 2^2804250161 is an apocalyptic number.

It is an amenable number.

2804250161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2804250161 is an equidigital number, since it uses as much as digits as its factorization.

2804250161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 2804250161 is about 52955.1712394550. The cubic root of 2804250161 is about 1410.1725324143.

The spelling of 2804250161 in words is "two billion, eight hundred four million, two hundred fifty thousand, one hundred sixty-one".