63423343 has 2 divisors, whose sum is σ = 63423344. Its totient is φ = 63423342.

The previous prime is 63423341. The next prime is 63423361. The reversal of 63423343 is 34332436.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63423343 - 2¹ = 63423341 is a prime.

Together with 63423341, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63423341) 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, 31711671 + 31711672.

It is an arithmetic number, because the mean of its divisors is an integer number (31711672).

Almost surely, 2^63423343 is an apocalyptic number.

63423343 is a deficient number, since it is larger than the sum of its proper divisors (1).

63423343 is an equidigital number, since it uses as much as digits as its factorization.

63423343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 28.

The square root of 63423343 is about 7963.8773847919. The cubic root of 63423343 is about 398.7950048619.

Adding to 63423343 its reverse (34332436), we get a palindrome (97755779).

The spelling of 63423343 in words is "sixty-three million, four hundred twenty-three thousand, three hundred forty-three".