1968696167 has 2 divisors, whose sum is σ = 1968696168. Its totient is φ = 1968696166.

The previous prime is 1968696143. The next prime is 1968696181. The reversal of 1968696167 is 7616968691.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1968696167 - 2¹² = 1968692071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1968690167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 984348083 + 984348084.

It is an arithmetic number, because the mean of its divisors is an integer number (984348084).

Almost surely, 2^1968696167 is an apocalyptic number.

1968696167 is a deficient number, since it is larger than the sum of its proper divisors (1).

1968696167 is an equidigital number, since it uses as much as digits as its factorization.

1968696167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5878656, while the sum is 59.

The square root of 1968696167 is about 44369.9917399136. The cubic root of 1968696167 is about 1253.3130601082.

The spelling of 1968696167 in words is "one billion, nine hundred sixty-eight million, six hundred ninety-six thousand, one hundred sixty-seven".