80110309 has 2 divisors, whose sum is σ = 80110310. Its totient is φ = 80110308.

The previous prime is 80110253. The next prime is 80110319. The reversal of 80110309 is 90301108.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75742209 + 4368100 = 8703^2 + 2090^2 .

It is a cyclic number.

It is not a de Polignac number, because 80110309 - 2²³ = 71721701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80110309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80110319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40055154 + 40055155.

It is an arithmetic number, because the mean of its divisors is an integer number (40055155).

Almost surely, 2^80110309 is an apocalyptic number.

It is an amenable number.

80110309 is a deficient number, since it is larger than the sum of its proper divisors (1).

80110309 is an equidigital number, since it uses as much as digits as its factorization.

80110309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 80110309 is about 8950.4362463513. The cubic root of 80110309 is about 431.0848916641.

The spelling of 80110309 in words is "eighty million, one hundred ten thousand, three hundred nine".