63512249 has 2 divisors, whose sum is σ = 63512250. Its totient is φ = 63512248.

The previous prime is 63512227. The next prime is 63512303. The reversal of 63512249 is 94221536.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37908649 + 25603600 = 6157^2 + 5060^2 .

It is a cyclic number.

It is not a de Polignac number, because 63512249 - 2¹² = 63508153 is a prime.

It is not a weakly prime, because it can be changed into another prime (63512219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31756124 + 31756125.

It is an arithmetic number, because the mean of its divisors is an integer number (31756125).

Almost surely, 2^63512249 is an apocalyptic number.

It is an amenable number.

63512249 is a deficient number, since it is larger than the sum of its proper divisors (1).

63512249 is an equidigital number, since it uses as much as digits as its factorization.

63512249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 32.

The square root of 63512249 is about 7969.4572588100. The cubic root of 63512249 is about 398.9812597065.

The spelling of 63512249 in words is "sixty-three million, five hundred twelve thousand, two hundred forty-nine".