6343730189 has 2 divisors, whose sum is σ = 6343730190. Its totient is φ = 6343730188.

The previous prime is 6343730083. The next prime is 6343730191. The reversal of 6343730189 is 9810373436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6063736900 + 279993289 = 77870^2 + 16733^2 .

It is a cyclic number.

It is not a de Polignac number, because 6343730189 - 2³² = 2048762893 is a prime.

Together with 6343730191, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6343730989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3171865094 + 3171865095.

It is an arithmetic number, because the mean of its divisors is an integer number (3171865095).

Almost surely, 2^6343730189 is an apocalyptic number.

It is an amenable number.

6343730189 is a deficient number, since it is larger than the sum of its proper divisors (1).

6343730189 is an equidigital number, since it uses as much as digits as its factorization.

6343730189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 44.

The square root of 6343730189 is about 79647.5372437843. The cubic root of 6343730189 is about 1851.1782306017.

The spelling of 6343730189 in words is "six billion, three hundred forty-three million, seven hundred thirty thousand, one hundred eighty-nine".