63513514 has 4 divisors (see below), whose sum is σ = 95270274. Its totient is φ = 31756756.

The previous prime is 63513481. The next prime is 63513517. The reversal of 63513514 is 41531536.

63513514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 58782889 + 4730625 = 7667^2 + 2175^2 .

It is not an unprimeable number, because it can be changed into a prime (63513517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15878377 + ... + 15878380.

Almost surely, 2^63513514 is an apocalyptic number.

63513514 is a deficient number, since it is larger than the sum of its proper divisors (31756760).

63513514 is a wasteful number, since it uses less digits than its factorization.

63513514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31756759.

The product of its digits is 5400, while the sum is 28.

The square root of 63513514 is about 7969.5366239199. The cubic root of 63513514 is about 398.9839085811.

The spelling of 63513514 in words is "sixty-three million, five hundred thirteen thousand, five hundred fourteen".