63143516 has 12 divisors (see below), whose sum is σ = 111206088. Its totient is φ = 31370352.

The previous prime is 63143501. The next prime is 63143543. The reversal of 63143516 is 61534136.

It is a happy number.

It is a super-2 number, since 2×63143516² = 7974207225684512, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49646 + ... + 50901.

It is an arithmetic number, because the mean of its divisors is an integer number (9267174).

Almost surely, 2^63143516 is an apocalyptic number.

It is an amenable number.

63143516 is a deficient number, since it is larger than the sum of its proper divisors (48062572).

63143516 is a wasteful number, since it uses less digits than its factorization.

63143516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100708 (or 100706 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 63143516 is about 7946.2894485414. The cubic root of 63143516 is about 398.2076389338.

The spelling of 63143516 in words is "sixty-three million, one hundred forty-three thousand, five hundred sixteen".