63544043 has 4 divisors (see below), whose sum is σ = 63560448. Its totient is φ = 63527640.

The previous prime is 63544027. The next prime is 63544051. The reversal of 63544043 is 34044536.

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 63544043 - 2⁴ = 63544027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63543997 and 63544015.

It is not an unprimeable number, because it can be changed into a prime (63544093) 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, 1205 + ... + 11337.

It is an arithmetic number, because the mean of its divisors is an integer number (15890112).

Almost surely, 2^63544043 is an apocalyptic number.

63544043 is a deficient number, since it is larger than the sum of its proper divisors (16405).

63544043 is a wasteful number, since it uses less digits than its factorization.

63544043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16404.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 63544043 is about 7971.4517498383. The cubic root of 63544043 is about 399.0478247877.

Adding to 63544043 its reverse (34044536), we get a palindrome (97588579).

The spelling of 63544043 in words is "sixty-three million, five hundred forty-four thousand, forty-three".