63340957 has 2 divisors, whose sum is σ = 63340958. Its totient is φ = 63340956.

The previous prime is 63340933. The next prime is 63340961. The reversal of 63340957 is 75904336.

63340957 is digitally balanced in base 2, 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., 32137561 + 31203396 = 5669^2 + 5586^2 .

It is a cyclic number.

It is not a de Polignac number, because 63340957 - 2⁷ = 63340829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63340987) 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, 31670478 + 31670479.

It is an arithmetic number, because the mean of its divisors is an integer number (31670479).

Almost surely, 2^63340957 is an apocalyptic number.

It is an amenable number.

63340957 is a deficient number, since it is larger than the sum of its proper divisors (1).

63340957 is an equidigital number, since it uses as much as digits as its factorization.

63340957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 63340957 is about 7958.7032235158. The cubic root of 63340957 is about 398.6222537365.

The spelling of 63340957 in words is "sixty-three million, three hundred forty thousand, nine hundred fifty-seven".