63404117 has 4 divisors (see below), whose sum is σ = 72461856. Its totient is φ = 54346380.

The previous prime is 63404093. The next prime is 63404129. The reversal of 63404117 is 71140436.

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 63404117 - 2¹⁴ = 63387733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63404017) 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, 4528859 + ... + 4528872.

It is an arithmetic number, because the mean of its divisors is an integer number (18115464).

Almost surely, 2^63404117 is an apocalyptic number.

It is an amenable number.

63404117 is a deficient number, since it is larger than the sum of its proper divisors (9057739).

63404117 is an equidigital number, since it uses as much as digits as its factorization.

63404117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9057738.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 63404117 is about 7962.6702179608. The cubic root of 63404117 is about 398.7547042025.

The spelling of 63404117 in words is "sixty-three million, four hundred four thousand, one hundred seventeen".