63463577 has 2 divisors, whose sum is σ = 63463578. Its totient is φ = 63463576.

The previous prime is 63463573. The next prime is 63463579. The reversal of 63463577 is 77536436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48594841 + 14868736 = 6971^2 + 3856^2 .

It is a cyclic number.

It is not a de Polignac number, because 63463577 - 2² = 63463573 is a prime.

Together with 63463579, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63463573) 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, 31731788 + 31731789.

It is an arithmetic number, because the mean of its divisors is an integer number (31731789).

Almost surely, 2^63463577 is an apocalyptic number.

It is an amenable number.

63463577 is a deficient number, since it is larger than the sum of its proper divisors (1).

63463577 is an equidigital number, since it uses as much as digits as its factorization.

63463577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 317520, while the sum is 41.

The square root of 63463577 is about 7966.4030151631. The cubic root of 63463577 is about 398.8793151795.

The spelling of 63463577 in words is "sixty-three million, four hundred sixty-three thousand, five hundred seventy-seven".