63252643 has 2 divisors, whose sum is σ = 63252644. Its totient is φ = 63252642.

The previous prime is 63252641. The next prime is 63252689. The reversal of 63252643 is 34625236.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63252643 - 2¹ = 63252641 is a prime.

Together with 63252641, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (63252641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31626321 + 31626322.

It is an arithmetic number, because the mean of its divisors is an integer number (31626322).

Almost surely, 2^63252643 is an apocalyptic number.

63252643 is a deficient number, since it is larger than the sum of its proper divisors (1).

63252643 is an equidigital number, since it uses as much as digits as its factorization.

63252643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 31.

The square root of 63252643 is about 7953.1530225440. The cubic root of 63252643 is about 398.4369060496.

Adding to 63252643 its reverse (34625236), we get a palindrome (97877879).

The spelling of 63252643 in words is "sixty-three million, two hundred fifty-two thousand, six hundred forty-three".