20410300189 has 2 divisors, whose sum is σ = 20410300190. Its totient is φ = 20410300188.

The previous prime is 20410300177. The next prime is 20410300237. The reversal of 20410300189 is 98100301402.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11476836900 + 8933463289 = 107130^2 + 94517^2 .

It is a cyclic number.

It is not a de Polignac number, because 20410300189 - 2¹⁵ = 20410267421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20410300139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10205150094 + 10205150095.

It is an arithmetic number, because the mean of its divisors is an integer number (10205150095).

Almost surely, 2^20410300189 is an apocalyptic number.

It is an amenable number.

20410300189 is a deficient number, since it is larger than the sum of its proper divisors (1).

20410300189 is an equidigital number, since it uses as much as digits as its factorization.

20410300189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 20410300189 in words is "twenty billion, four hundred ten million, three hundred thousand, one hundred eighty-nine".