6423540229 has 2 divisors, whose sum is σ = 6423540230. Its totient is φ = 6423540228.

The previous prime is 6423540209. The next prime is 6423540317. The reversal of 6423540229 is 9220453246.

6423540229 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6420336129 + 3204100 = 80127^2 + 1790^2 .

It is a cyclic number.

It is not a de Polignac number, because 6423540229 - 2¹⁹ = 6423015941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6423540209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3211770114 + 3211770115.

It is an arithmetic number, because the mean of its divisors is an integer number (3211770115).

Almost surely, 2^6423540229 is an apocalyptic number.

It is an amenable number.

6423540229 is a deficient number, since it is larger than the sum of its proper divisors (1).

6423540229 is an equidigital number, since it uses as much as digits as its factorization.

6423540229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 6423540229 is about 80146.9913908189. The cubic root of 6423540229 is about 1858.9090828939.

The spelling of 6423540229 in words is "six billion, four hundred twenty-three million, five hundred forty thousand, two hundred twenty-nine".