63889201 has 2 divisors, whose sum is σ = 63889202. Its totient is φ = 63889200.

The previous prime is 63889187. The next prime is 63889207. The reversal of 63889201 is 10298836.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53802225 + 10086976 = 7335^2 + 3176^2 .

It is a cyclic number.

It is not a de Polignac number, because 63889201 - 2¹³ = 63881009 is a prime.

It is not a weakly prime, because it can be changed into another prime (63889207) 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, 31944600 + 31944601.

It is an arithmetic number, because the mean of its divisors is an integer number (31944601).

Almost surely, 2^63889201 is an apocalyptic number.

It is an amenable number.

63889201 is a deficient number, since it is larger than the sum of its proper divisors (1).

63889201 is an equidigital number, since it uses as much as digits as its factorization.

63889201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 63889201 is about 7993.0720627303. The cubic root of 63889201 is about 399.7690354141.

The spelling of 63889201 in words is "sixty-three million, eight hundred eighty-nine thousand, two hundred one".