8565480139 has 2 divisors, whose sum is σ = 8565480140. Its totient is φ = 8565480138.

The previous prime is 8565480097. The next prime is 8565480151. The reversal of 8565480139 is 9310845658.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8565480139 - 2¹¹ = 8565478091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8565480092 and 8565480101.

It is not a weakly prime, because it can be changed into another prime (8565480179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4282740069 + 4282740070.

It is an arithmetic number, because the mean of its divisors is an integer number (4282740070).

Almost surely, 2^8565480139 is an apocalyptic number.

8565480139 is a deficient number, since it is larger than the sum of its proper divisors (1).

8565480139 is an equidigital number, since it uses as much as digits as its factorization.

8565480139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1036800, while the sum is 49.

The square root of 8565480139 is about 92549.8791949509. The cubic root of 8565480139 is about 2046.0546874989.

The spelling of 8565480139 in words is "eight billion, five hundred sixty-five million, four hundred eighty thousand, one hundred thirty-nine".