1728080807 has 2 divisors, whose sum is σ = 1728080808. Its totient is φ = 1728080806.

The previous prime is 1728080707. The next prime is 1728080813. The reversal of 1728080807 is 7080808271.

It is a strong prime.

It is an emirp because it is prime and its reverse (7080808271) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1728080807 - 2¹⁴ = 1728064423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1728080707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 864040403 + 864040404.

It is an arithmetic number, because the mean of its divisors is an integer number (864040404).

Almost surely, 2^1728080807 is an apocalyptic number.

1728080807 is a deficient number, since it is larger than the sum of its proper divisors (1).

1728080807 is an equidigital number, since it uses as much as digits as its factorization.

1728080807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50176, while the sum is 41.

The square root of 1728080807 is about 41570.1913274404. The cubic root of 1728080807 is about 1200.0187050325.

The spelling of 1728080807 in words is "one billion, seven hundred twenty-eight million, eighty thousand, eight hundred seven".