63512063 has 4 divisors (see below), whose sum is σ = 63546600. Its totient is φ = 63477528.

The previous prime is 63512027. The next prime is 63512069. The reversal of 63512063 is 36021536.

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

It is a cyclic number.

It is not a de Polignac number, because 63512063 - 2¹⁸ = 63249919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63512069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14345 + ... + 18242.

It is an arithmetic number, because the mean of its divisors is an integer number (15886650).

Almost surely, 2^63512063 is an apocalyptic number.

63512063 is a deficient number, since it is larger than the sum of its proper divisors (34537).

63512063 is a wasteful number, since it uses less digits than its factorization.

63512063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34536.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 63512063 is about 7969.4455892490. The cubic root of 63512063 is about 398.9808702248.

Adding to 63512063 its reverse (36021536), we get a palindrome (99533599).

The spelling of 63512063 in words is "sixty-three million, five hundred twelve thousand, sixty-three".