63444113 has 4 divisors (see below), whose sum is σ = 63745008. Its totient is φ = 63143220.

The previous prime is 63444107. The next prime is 63444131. The reversal of 63444113 is 31144436.

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 63444113 - 2¹⁰ = 63443089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63444133) 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, 150131 + ... + 150552.

It is an arithmetic number, because the mean of its divisors is an integer number (15936252).

Almost surely, 2^63444113 is an apocalyptic number.

It is an amenable number.

63444113 is a deficient number, since it is larger than the sum of its proper divisors (300895).

63444113 is a wasteful number, since it uses less digits than its factorization.

63444113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300894.

The product of its digits is 3456, while the sum is 26.

The square root of 63444113 is about 7965.1812910944. The cubic root of 63444113 is about 398.8385328326.

Adding to 63444113 its reverse (31144436), we get a palindrome (94588549).

The spelling of 63444113 in words is "sixty-three million, four hundred forty-four thousand, one hundred thirteen".