19968007 has 2 divisors, whose sum is σ = 19968008. Its totient is φ = 19968006.

The previous prime is 19968001. The next prime is 19968029. The reversal of 19968007 is 70086991.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19968007 - 2¹⁵ = 19935239 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19968001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9984003 + 9984004.

It is an arithmetic number, because the mean of its divisors is an integer number (9984004).

Almost surely, 2^19968007 is an apocalyptic number.

19968007 is a deficient number, since it is larger than the sum of its proper divisors (1).

19968007 is an equidigital number, since it uses as much as digits as its factorization.

19968007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 40.

The square root of 19968007 is about 4468.5575972566. The cubic root of 19968007 is about 271.2969471432.

The spelling of 19968007 in words is "nineteen million, nine hundred sixty-eight thousand, seven".