63252491 has 2 divisors, whose sum is σ = 63252492. Its totient is φ = 63252490.

The previous prime is 63252467. The next prime is 63252517. The reversal of 63252491 is 19425236.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63252491 - 2¹⁰ = 63251467 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63252401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31626245 + 31626246.

It is an arithmetic number, because the mean of its divisors is an integer number (31626246).

Almost surely, 2^63252491 is an apocalyptic number.

63252491 is a deficient number, since it is larger than the sum of its proper divisors (1).

63252491 is an equidigital number, since it uses as much as digits as its factorization.

63252491 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 63252491 is about 7953.1434665797. The cubic root of 63252491 is about 398.4365868932.

The spelling of 63252491 in words is "sixty-three million, two hundred fifty-two thousand, four hundred ninety-one".