3855122441 has 2 divisors, whose sum is σ = 3855122442. Its totient is φ = 3855122440.

The previous prime is 3855122423. The next prime is 3855122449. The reversal of 3855122441 is 1442215583.

3855122441 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3674784400 + 180338041 = 60620^2 + 13429^2 .

It is an emirp because it is prime and its reverse (1442215583) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3855122441 is a prime.

It is not a weakly prime, because it can be changed into another prime (3855122449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1927561220 + 1927561221.

It is an arithmetic number, because the mean of its divisors is an integer number (1927561221).

Almost surely, 2^3855122441 is an apocalyptic number.

It is an amenable number.

3855122441 is a deficient number, since it is larger than the sum of its proper divisors (1).

3855122441 is an equidigital number, since it uses as much as digits as its factorization.

3855122441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38400, while the sum is 35.

The square root of 3855122441 is about 62089.6323149042. The cubic root of 3855122441 is about 1568.0000012202. Note that the first 5 decimals are identical.

The spelling of 3855122441 in words is "three billion, eight hundred fifty-five million, one hundred twenty-two thousand, four hundred forty-one".