20002067 has 2 divisors, whose sum is σ = 20002068. Its totient is φ = 20002066.

The previous prime is 20002061. The next prime is 20002097. The reversal of 20002067 is 76020002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20002067 - 2⁸ = 20001811 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20002061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001033 + 10001034.

It is an arithmetic number, because the mean of its divisors is an integer number (10001034).

Almost surely, 2^20002067 is an apocalyptic number.

20002067 is a deficient number, since it is larger than the sum of its proper divisors (1).

20002067 is an equidigital number, since it uses as much as digits as its factorization.

20002067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 20002067 is about 4472.3670466544. The cubic root of 20002067 is about 271.4511125061.

Adding to 20002067 its reverse (76020002), we get a palindrome (96022069).

The spelling of 20002067 in words is "twenty million, two thousand, sixty-seven".