20060197 has 2 divisors, whose sum is σ = 20060198. Its totient is φ = 20060196.

The previous prime is 20060191. The next prime is 20060213. The reversal of 20060197 is 79106002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12737761 + 7322436 = 3569^2 + 2706^2 .

It is a cyclic number.

It is not a de Polignac number, because 20060197 - 2¹¹ = 20058149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20060191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10030098 + 10030099.

It is an arithmetic number, because the mean of its divisors is an integer number (10030099).

Almost surely, 2^20060197 is an apocalyptic number.

It is an amenable number.

20060197 is a deficient number, since it is larger than the sum of its proper divisors (1).

20060197 is an equidigital number, since it uses as much as digits as its factorization.

20060197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 20060197 is about 4478.8611275636. The cubic root of 20060197 is about 271.7138218837.

Adding to 20060197 its reverse (79106002), we get a palindrome (99166199).

The spelling of 20060197 in words is "twenty million, sixty thousand, one hundred ninety-seven".