63948259 has 2 divisors, whose sum is σ = 63948260. Its totient is φ = 63948258.

The previous prime is 63948253. The next prime is 63948299. The reversal of 63948259 is 95284936.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63948259 - 2⁹ = 63947747 is a prime.

It is not a weakly prime, because it can be changed into another prime (63948253) 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, 31974129 + 31974130.

It is an arithmetic number, because the mean of its divisors is an integer number (31974130).

Almost surely, 2^63948259 is an apocalyptic number.

63948259 is a deficient number, since it is larger than the sum of its proper divisors (1).

63948259 is an equidigital number, since it uses as much as digits as its factorization.

63948259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 46.

The square root of 63948259 is about 7996.7655336392. The cubic root of 63948259 is about 399.8921771882.

The spelling of 63948259 in words is "sixty-three million, nine hundred forty-eight thousand, two hundred fifty-nine".