63624113 has 4 divisors (see below), whose sum is σ = 72713280. Its totient is φ = 54534948.

The previous prime is 63624109. The next prime is 63624131. The reversal of 63624113 is 31142636.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63624113 - 2² = 63624109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (63624163) 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, 4544573 + ... + 4544586.

It is an arithmetic number, because the mean of its divisors is an integer number (18178320).

Almost surely, 2^63624113 is an apocalyptic number.

It is an amenable number.

63624113 is a deficient number, since it is larger than the sum of its proper divisors (9089167).

63624113 is an equidigital number, since it uses as much as digits as its factorization.

63624113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9089166.

The product of its digits is 2592, while the sum is 26.

The square root of 63624113 is about 7976.4724659463. The cubic root of 63624113 is about 399.2153639554.

Adding to 63624113 its reverse (31142636), we get a palindrome (94766749).

The spelling of 63624113 in words is "sixty-three million, six hundred twenty-four thousand, one hundred thirteen".