20164063 has 2 divisors, whose sum is σ = 20164064. Its totient is φ = 20164062.

The previous prime is 20164051. The next prime is 20164093. The reversal of 20164063 is 36046102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20164063 - 2⁹ = 20163551 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20164003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10082031 + 10082032.

It is an arithmetic number, because the mean of its divisors is an integer number (10082032).

Almost surely, 2^20164063 is an apocalyptic number.

20164063 is a deficient number, since it is larger than the sum of its proper divisors (1).

20164063 is an equidigital number, since it uses as much as digits as its factorization.

20164063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 20164063 is about 4490.4412923453. The cubic root of 20164063 is about 272.1819671575.

It can be divided in two parts, 201640 and 63, that multiplied together give a triangular number (12703320 = T₅₀₄₀).

The spelling of 20164063 in words is "twenty million, one hundred sixty-four thousand, sixty-three".