20360423 has 2 divisors, whose sum is σ = 20360424. Its totient is φ = 20360422.

The previous prime is 20360399. The next prime is 20360449. The reversal of 20360423 is 32406302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20360423 - 2¹⁴ = 20344039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20360395 and 20360404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20360623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10180211 + 10180212.

It is an arithmetic number, because the mean of its divisors is an integer number (10180212).

Almost surely, 2^20360423 is an apocalyptic number.

20360423 is a deficient number, since it is larger than the sum of its proper divisors (1).

20360423 is an equidigital number, since it uses as much as digits as its factorization.

20360423 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 20.

The square root of 20360423 is about 4512.2525416913. The cubic root of 20360423 is about 273.0626279141.

Adding to 20360423 its reverse (32406302), we get a palindrome (52766725).

The spelling of 20360423 in words is "twenty million, three hundred sixty thousand, four hundred twenty-three".