8348453209 has 2 divisors, whose sum is σ = 8348453210. Its totient is φ = 8348453208.

The previous prime is 8348453173. The next prime is 8348453237. The reversal of 8348453209 is 9023548438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8113505625 + 234947584 = 90075^2 + 15328^2 .

It is a cyclic number.

It is not a de Polignac number, because 8348453209 - 2¹⁵ = 8348420441 is a prime.

It is not a weakly prime, because it can be changed into another prime (8348453809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4174226604 + 4174226605.

It is an arithmetic number, because the mean of its divisors is an integer number (4174226605).

Almost surely, 2^8348453209 is an apocalyptic number.

It is an amenable number.

8348453209 is a deficient number, since it is larger than the sum of its proper divisors (1).

8348453209 is an equidigital number, since it uses as much as digits as its factorization.

8348453209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 829440, while the sum is 46.

The square root of 8348453209 is about 91369.8703566991. The cubic root of 8348453209 is about 2028.6260862005.

The spelling of 8348453209 in words is "eight billion, three hundred forty-eight million, four hundred fifty-three thousand, two hundred nine".