63871463 has 2 divisors, whose sum is σ = 63871464. Its totient is φ = 63871462.

The previous prime is 63871459. The next prime is 63871471. The reversal of 63871463 is 36417836.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63871463 - 2² = 63871459 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63871063) 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, 31935731 + 31935732.

It is an arithmetic number, because the mean of its divisors is an integer number (31935732).

Almost surely, 2^63871463 is an apocalyptic number.

63871463 is a deficient number, since it is larger than the sum of its proper divisors (1).

63871463 is an equidigital number, since it uses as much as digits as its factorization.

63871463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 38.

The square root of 63871463 is about 7991.9623998115. The cubic root of 63871463 is about 399.7320351105.

The spelling of 63871463 in words is "sixty-three million, eight hundred seventy-one thousand, four hundred sixty-three".