63809341 has 2 divisors, whose sum is σ = 63809342. Its totient is φ = 63809340.

The previous prime is 63809287. The next prime is 63809359. The reversal of 63809341 is 14390836.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63202500 + 606841 = 7950^2 + 779^2 .

It is a cyclic number.

It is not a de Polignac number, because 63809341 - 2²³ = 55420733 is a prime.

It is equal to p_3774445 and since 63809341 and 3774445 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 63809297 and 63809306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63809371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31904670 + 31904671.

It is an arithmetic number, because the mean of its divisors is an integer number (31904671).

Almost surely, 2^63809341 is an apocalyptic number.

It is an amenable number.

63809341 is a deficient number, since it is larger than the sum of its proper divisors (1).

63809341 is an equidigital number, since it uses as much as digits as its factorization.

63809341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 63809341 is about 7988.0749245359. The cubic root of 63809341 is about 399.6023986639.

The spelling of 63809341 in words is "sixty-three million, eight hundred nine thousand, three hundred forty-one".