63245251 has 2 divisors, whose sum is σ = 63245252. Its totient is φ = 63245250.

The previous prime is 63245249. The next prime is 63245263. The reversal of 63245251 is 15254236.

63245251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63245251 - 2¹ = 63245249 is a prime.

Together with 63245249, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (63242251) 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, 31622625 + 31622626.

It is an arithmetic number, because the mean of its divisors is an integer number (31622626).

Almost surely, 2^63245251 is an apocalyptic number.

63245251 is a deficient number, since it is larger than the sum of its proper divisors (1).

63245251 is an equidigital number, since it uses as much as digits as its factorization.

63245251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7200, while the sum is 28.

The square root of 63245251 is about 7952.6882876170. The cubic root of 63245251 is about 398.4213843775.

Adding to 63245251 its reverse (15254236), we get a palindrome (78499487).

The spelling of 63245251 in words is "sixty-three million, two hundred forty-five thousand, two hundred fifty-one".