8505470101 has 2 divisors, whose sum is σ = 8505470102. Its totient is φ = 8505470100.

The previous prime is 8505469997. The next prime is 8505470119. The reversal of 8505470101 is 1010745058.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6042730225 + 2462739876 = 77735^2 + 49626^2 .

It is a cyclic number.

It is not a de Polignac number, because 8505470101 - 2⁹ = 8505469589 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8505470161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4252735050 + 4252735051.

It is an arithmetic number, because the mean of its divisors is an integer number (4252735051).

Almost surely, 2^8505470101 is an apocalyptic number.

It is an amenable number.

8505470101 is a deficient number, since it is larger than the sum of its proper divisors (1).

8505470101 is an equidigital number, since it uses as much as digits as its factorization.

8505470101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5600, while the sum is 31.

The square root of 8505470101 is about 92225.1055895302. The cubic root of 8505470101 is about 2041.2652426823.

The spelling of 8505470101 in words is "eight billion, five hundred five million, four hundred seventy thousand, one hundred one".