68303299 has 2 divisors, whose sum is σ = 68303300. Its totient is φ = 68303298.

The previous prime is 68303243. The next prime is 68303303. The reversal of 68303299 is 99230386.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68303299 - 2¹¹ = 68301251 is a prime.

It is not a weakly prime, because it can be changed into another prime (68303099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34151649 + 34151650.

It is an arithmetic number, because the mean of its divisors is an integer number (34151650).

Almost surely, 2^68303299 is an apocalyptic number.

68303299 is a deficient number, since it is larger than the sum of its proper divisors (1).

68303299 is an equidigital number, since it uses as much as digits as its factorization.

68303299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 68303299 is about 8264.5809936137. The cubic root of 68303299 is about 408.7714542633.

The spelling of 68303299 in words is "sixty-eight million, three hundred three thousand, two hundred ninety-nine".