19982063 has 2 divisors, whose sum is σ = 19982064. Its totient is φ = 19982062.

The previous prime is 19982029. The next prime is 19982069. The reversal of 19982063 is 36028991.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 19982063 - 2⁶ = 19981999 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 (19982069) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9991031 + 9991032.

It is an arithmetic number, because the mean of its divisors is an integer number (9991032).

Almost surely, 2^19982063 is an apocalyptic number.

19982063 is a deficient number, since it is larger than the sum of its proper divisors (1).

19982063 is an equidigital number, since it uses as much as digits as its factorization.

19982063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 19982063 is about 4470.1300875925. The cubic root of 19982063 is about 271.3605898737.

The spelling of 19982063 in words is "nineteen million, nine hundred eighty-two thousand, sixty-three".