6381941 has 2 divisors, whose sum is σ = 6381942. Its totient is φ = 6381940.

The previous prime is 6381913. The next prime is 6381961. The reversal of 6381941 is 1491836.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5193841 + 1188100 = 2279^2 + 1090^2 .

It is a cyclic number.

It is not a de Polignac number, because 6381941 - 2¹⁸ = 6119797 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6381898 and 6381907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6381911) 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, 3190970 + 3190971.

It is an arithmetic number, because the mean of its divisors is an integer number (3190971).

Almost surely, 2^6381941 is an apocalyptic number.

It is an amenable number.

6381941 is a deficient number, since it is larger than the sum of its proper divisors (1).

6381941 is an equidigital number, since it uses as much as digits as its factorization.

6381941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 32.

The square root of 6381941 is about 2526.2503834735. The cubic root of 6381941 is about 185.4887587243.

The spelling of 6381941 in words is "six million, three hundred eighty-one thousand, nine hundred forty-one".