3840430211 has 2 divisors, whose sum is σ = 3840430212. Its totient is φ = 3840430210.

The previous prime is 3840430193. The next prime is 3840430273. The reversal of 3840430211 is 1120340483.

It is a weak prime.

It is an emirp because it is prime and its reverse (1120340483) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3840430211 is a prime.

It is not a weakly prime, because it can be changed into another prime (3840438211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1920215105 + 1920215106.

It is an arithmetic number, because the mean of its divisors is an integer number (1920215106).

Almost surely, 2^3840430211 is an apocalyptic number.

3840430211 is a deficient number, since it is larger than the sum of its proper divisors (1).

3840430211 is an equidigital number, since it uses as much as digits as its factorization.

3840430211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 3840430211 is about 61971.2046921794. The cubic root of 3840430211 is about 1566.0055341144.

Adding to 3840430211 its reverse (1120340483), we get a palindrome (4960770694).

The spelling of 3840430211 in words is "three billion, eight hundred forty million, four hundred thirty thousand, two hundred eleven".