68007307 has 2 divisors, whose sum is σ = 68007308. Its totient is φ = 68007306.

The previous prime is 68007301. The next prime is 68007367. The reversal of 68007307 is 70370086.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68007307 - 2³ = 68007299 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (68007301) 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, 34003653 + 34003654.

It is an arithmetic number, because the mean of its divisors is an integer number (34003654).

Almost surely, 2^68007307 is an apocalyptic number.

68007307 is a deficient number, since it is larger than the sum of its proper divisors (1).

68007307 is an equidigital number, since it uses as much as digits as its factorization.

68007307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 68007307 is about 8246.6542912869. The cubic root of 68007307 is about 408.1801295964.

The spelling of 68007307 in words is "sixty-eight million, seven thousand, three hundred seven".