9080391689 has 2 divisors, whose sum is σ = 9080391690. Its totient is φ = 9080391688.

The previous prime is 9080391659. The next prime is 9080391703. The reversal of 9080391689 is 9861930809.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6881532025 + 2198859664 = 82955^2 + 46892^2 .

It is a cyclic number.

It is not a de Polignac number, because 9080391689 - 2¹⁶ = 9080326153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9080391689.

It is not a weakly prime, because it can be changed into another prime (9080391659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4540195844 + 4540195845.

It is an arithmetic number, because the mean of its divisors is an integer number (4540195845).

Almost surely, 2^9080391689 is an apocalyptic number.

It is an amenable number.

9080391689 is a deficient number, since it is larger than the sum of its proper divisors (1).

9080391689 is an equidigital number, since it uses as much as digits as its factorization.

9080391689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 839808, while the sum is 53.

The square root of 9080391689 is about 95291.0892423840. The cubic root of 9080391689 is about 2086.2588605007.

The spelling of 9080391689 in words is "nine billion, eighty million, three hundred ninety-one thousand, six hundred eighty-nine".