20003063 has 2 divisors, whose sum is σ = 20003064. Its totient is φ = 20003062.

The previous prime is 20003057. The next prime is 20003089. The reversal of 20003063 is 36030002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20003063 - 2⁴ = 20003047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20003003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001531 + 10001532.

It is an arithmetic number, because the mean of its divisors is an integer number (10001532).

Almost surely, 2^20003063 is an apocalyptic number.

20003063 is a deficient number, since it is larger than the sum of its proper divisors (1).

20003063 is an equidigital number, since it uses as much as digits as its factorization.

20003063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 20003063 is about 4472.4783956996. The cubic root of 20003063 is about 271.4556180541.

Adding to 20003063 its reverse (36030002), we get a palindrome (56033065).

The spelling of 20003063 in words is "twenty million, three thousand, sixty-three".