68383967 has 2 divisors, whose sum is σ = 68383968. Its totient is φ = 68383966.

The previous prime is 68383963. The next prime is 68383981. The reversal of 68383967 is 76938386.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68383967 - 2² = 68383963 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68383963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34191983 + 34191984.

It is an arithmetic number, because the mean of its divisors is an integer number (34191984).

Almost surely, 2^68383967 is an apocalyptic number.

68383967 is a deficient number, since it is larger than the sum of its proper divisors (1).

68383967 is an equidigital number, since it uses as much as digits as its factorization.

68383967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 50.

The square root of 68383967 is about 8269.4598977200. The cubic root of 68383967 is about 408.9323142476.

The spelling of 68383967 in words is "sixty-eight million, three hundred eighty-three thousand, nine hundred sixty-seven".