68307359 has 2 divisors, whose sum is σ = 68307360. Its totient is φ = 68307358.

The previous prime is 68307311. The next prime is 68307361. The reversal of 68307359 is 95370386.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68307359 is a prime.

Together with 68307361, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68307059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34153679 + 34153680.

It is an arithmetic number, because the mean of its divisors is an integer number (34153680).

Almost surely, 2^68307359 is an apocalyptic number.

68307359 is a deficient number, since it is larger than the sum of its proper divisors (1).

68307359 is an equidigital number, since it uses as much as digits as its factorization.

68307359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 68307359 is about 8264.8266164512. The cubic root of 68307359 is about 408.7795533315.

The spelling of 68307359 in words is "sixty-eight million, three hundred seven thousand, three hundred fifty-nine".