5563610121 has 8 divisors (see below), whose sum is σ = 7421956864. Its totient is φ = 3707168400.

The previous prime is 5563610113. The next prime is 5563610131. The reversal of 5563610121 is 1210163655.

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

It is not a de Polignac number, because 5563610121 - 2³ = 5563610113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5563610131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 469426 + ... + 481131.

It is an arithmetic number, because the mean of its divisors is an integer number (927744608).

Almost surely, 2^5563610121 is an apocalyptic number.

It is an amenable number.

5563610121 is a deficient number, since it is larger than the sum of its proper divisors (1858346743).

5563610121 is a wasteful number, since it uses less digits than its factorization.

5563610121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952511.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 5563610121 is about 74589.6113476937. The cubic root of 5563610121 is about 1771.9531272899.

Adding to 5563610121 its reverse (1210163655), we get a palindrome (6773773776).

The spelling of 5563610121 in words is "five billion, five hundred sixty-three million, six hundred ten thousand, one hundred twenty-one".