8728164041 has 2 divisors, whose sum is σ = 8728164042. Its totient is φ = 8728164040.

The previous prime is 8728164023. The next prime is 8728164101. The reversal of 8728164041 is 1404618278.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8719637641 + 8526400 = 93379^2 + 2920^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8728164041 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 8728164041.

It is not a weakly prime, because it can be changed into another prime (2728164041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4364082020 + 4364082021.

It is an arithmetic number, because the mean of its divisors is an integer number (4364082021).

Almost surely, 2^8728164041 is an apocalyptic number.

It is an amenable number.

8728164041 is a deficient number, since it is larger than the sum of its proper divisors (1).

8728164041 is an equidigital number, since it uses as much as digits as its factorization.

8728164041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86016, while the sum is 41.

The square root of 8728164041 is about 93424.6436493070. The cubic root of 8728164041 is about 2058.9270845621.

The spelling of 8728164041 in words is "eight billion, seven hundred twenty-eight million, one hundred sixty-four thousand, forty-one".