20860373 has 2 divisors, whose sum is σ = 20860374. Its totient is φ = 20860372.

The previous prime is 20860369. The next prime is 20860387. The reversal of 20860373 is 37306802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18722929 + 2137444 = 4327^2 + 1462^2 .

It is a cyclic number.

It is not a de Polignac number, because 20860373 - 2² = 20860369 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20860313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10430186 + 10430187.

It is an arithmetic number, because the mean of its divisors is an integer number (10430187).

Almost surely, 2^20860373 is an apocalyptic number.

It is an amenable number.

20860373 is a deficient number, since it is larger than the sum of its proper divisors (1).

20860373 is an equidigital number, since it uses as much as digits as its factorization.

20860373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 20860373 is about 4567.3157324626. The cubic root of 20860373 is about 275.2795966253.

The spelling of 20860373 in words is "twenty million, eight hundred sixty thousand, three hundred seventy-three".