20023063 has 2 divisors, whose sum is σ = 20023064. Its totient is φ = 20023062.

The previous prime is 20023061. The next prime is 20023121. The reversal of 20023063 is 36032002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20023063 - 2¹ = 20023061 is a prime.

It is a super-3 number, since 3×20023063³ (a number of 23 digits) contains 333 as substring.

Together with 20023061, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20023061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011531 + 10011532.

It is an arithmetic number, because the mean of its divisors is an integer number (10011532).

Almost surely, 2^20023063 is an apocalyptic number.

20023063 is a deficient number, since it is larger than the sum of its proper divisors (1).

20023063 is an equidigital number, since it uses as much as digits as its factorization.

20023063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 20023063 is about 4474.7137338605. The cubic root of 20023063 is about 271.5460592686.

Adding to 20023063 its reverse (36032002), we get a palindrome (56055065).

The spelling of 20023063 in words is "twenty million, twenty-three thousand, sixty-three".