63040043 has 8 divisors (see below), whose sum is σ = 72390720. Its totient is φ = 54292680.

The previous prime is 63040039. The next prime is 63040067. The reversal of 63040043 is 34004036.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63040043 - 2² = 63040039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63039997 and 63040024.

It is not an unprimeable number, because it can be changed into a prime (63040073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150605 + ... + 151022.

It is an arithmetic number, because the mean of its divisors is an integer number (9048840).

Almost surely, 2^63040043 is an apocalyptic number.

63040043 is a deficient number, since it is larger than the sum of its proper divisors (9350677).

63040043 is a wasteful number, since it uses less digits than its factorization.

63040043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301657.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 63040043 is about 7939.7760043971. The cubic root of 63040043 is about 397.9900063146.

Adding to 63040043 its reverse (34004036), we get a palindrome (97044079).

The spelling of 63040043 in words is "sixty-three million, forty thousand, forty-three".