8709409201 has 2 divisors, whose sum is σ = 8709409202. Its totient is φ = 8709409200.

The previous prime is 8709409199. The next prime is 8709409207. The reversal of 8709409201 is 1029049078.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8698360225 + 11048976 = 93265^2 + 3324^2 .

It is a cyclic number.

It is not a de Polignac number, because 8709409201 - 2¹ = 8709409199 is a prime.

Together with 8709409199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (8709409207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4354704600 + 4354704601.

It is an arithmetic number, because the mean of its divisors is an integer number (4354704601).

Almost surely, 2^8709409201 is an apocalyptic number.

It is an amenable number.

8709409201 is a deficient number, since it is larger than the sum of its proper divisors (1).

8709409201 is an equidigital number, since it uses as much as digits as its factorization.

8709409201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 8709409201 is about 93324.2155123739. The cubic root of 8709409201 is about 2057.4513049632.

The spelling of 8709409201 in words is "eight billion, seven hundred nine million, four hundred nine thousand, two hundred one".