80136299 has 2 divisors, whose sum is σ = 80136300. Its totient is φ = 80136298.

The previous prime is 80136293. The next prime is 80136313. The reversal of 80136299 is 99263108.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80136299 - 2¹⁶ = 80070763 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (80136293) 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, 40068149 + 40068150.

It is an arithmetic number, because the mean of its divisors is an integer number (40068150).

Almost surely, 2^80136299 is an apocalyptic number.

80136299 is a deficient number, since it is larger than the sum of its proper divisors (1).

80136299 is an equidigital number, since it uses as much as digits as its factorization.

80136299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 80136299 is about 8951.8880131512. Note that the first 3 decimals coincide. The cubic root of 80136299 is about 431.1315052443.

The spelling of 80136299 in words is "eighty million, one hundred thirty-six thousand, two hundred ninety-nine".