63104121 has 12 divisors (see below), whose sum is σ = 91366548. Its totient is φ = 41969664.

The previous prime is 63104117. The next prime is 63104137. The reversal of 63104121 is 12140136.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 38303721 + 24800400 = 6189^2 + 4980^2 .

It is not a de Polignac number, because 63104121 - 2² = 63104117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63104094 and 63104103.

It is not an unprimeable number, because it can be changed into a prime (63104101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4200 + ... + 11993.

It is an arithmetic number, because the mean of its divisors is an integer number (7613879).

Almost surely, 2^63104121 is an apocalyptic number.

It is an amenable number.

63104121 is a deficient number, since it is larger than the sum of its proper divisors (28262427).

63104121 is a wasteful number, since it uses less digits than its factorization.

63104121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16632 (or 16629 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 63104121 is about 7943.8102318724. The cubic root of 63104121 is about 398.1248082940.

Adding to 63104121 its reverse (12140136), we get a palindrome (75244257).

The spelling of 63104121 in words is "sixty-three million, one hundred four thousand, one hundred twenty-one".