63461317 has 4 divisors (see below), whose sum is σ = 65009196. Its totient is φ = 61913440.

The previous prime is 63461297. The next prime is 63461329. The reversal of 63461317 is 71316436.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6895876 + 56565441 = 2626^2 + 7521^2 .

It is a cyclic number.

It is not a de Polignac number, because 63461317 - 2¹⁹ = 62937029 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 (63467317) 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, 773878 + ... + 773959.

It is an arithmetic number, because the mean of its divisors is an integer number (16252299).

Almost surely, 2^63461317 is an apocalyptic number.

It is an amenable number.

63461317 is a deficient number, since it is larger than the sum of its proper divisors (1547879).

63461317 is a wasteful number, since it uses less digits than its factorization.

63461317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1547878.

The product of its digits is 9072, while the sum is 31.

The square root of 63461317 is about 7966.2611682018. The cubic root of 63461317 is about 398.8745802959.

The spelling of 63461317 in words is "sixty-three million, four hundred sixty-one thousand, three hundred seventeen".