6463351123 has 4 divisors (see below), whose sum is σ = 6600869280. Its totient is φ = 6325832968.

The previous prime is 6463351117. The next prime is 6463351171. The reversal of 6463351123 is 3211533646.

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 6463351123 - 2²⁵ = 6429796691 is a prime.

It is a super-2 number, since 2×6463351123² = 83549815478370722258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6463351723) 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 in 3 ways as a sum of consecutive naturals, for example, 68759008 + ... + 68759101.

It is an arithmetic number, because the mean of its divisors is an integer number (1650217320).

Almost surely, 2^6463351123 is an apocalyptic number.

6463351123 is a deficient number, since it is larger than the sum of its proper divisors (137518157).

6463351123 is a wasteful number, since it uses less digits than its factorization.

6463351123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137518156.

The product of its digits is 38880, while the sum is 34.

The square root of 6463351123 is about 80394.9695130236. The cubic root of 6463351123 is about 1862.7414696340.

Adding to 6463351123 its reverse (3211533646), we get a palindrome (9674884769).

The spelling of 6463351123 in words is "six billion, four hundred sixty-three million, three hundred fifty-one thousand, one hundred twenty-three".