68896967 has 2 divisors, whose sum is σ = 68896968. Its totient is φ = 68896966.

The previous prime is 68896963. The next prime is 68896969. The reversal of 68896967 is 76969886.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68896967 - 2² = 68896963 is a prime.

Together with 68896969, 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 (68896963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34448483 + 34448484.

It is an arithmetic number, because the mean of its divisors is an integer number (34448484).

Almost surely, 2^68896967 is an apocalyptic number.

68896967 is a deficient number, since it is larger than the sum of its proper divisors (1).

68896967 is an equidigital number, since it uses as much as digits as its factorization.

68896967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7838208, while the sum is 59.

The square root of 68896967 is about 8300.4196881844. The cubic root of 68896967 is about 409.9523383026.

The spelling of 68896967 in words is "sixty-eight million, eight hundred ninety-six thousand, nine hundred sixty-seven".