63147017 has 4 divisors (see below), whose sum is σ = 64182276. Its totient is φ = 62111760.

The previous prime is 63146957. The next prime is 63147037. The reversal of 63147017 is 71074136.

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 21724921 + 41422096 = 4661^2 + 6436^2 .

It is a cyclic number.

It is not a de Polignac number, because 63147017 - 2¹⁶ = 63081481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63147037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517538 + ... + 517659.

It is an arithmetic number, because the mean of its divisors is an integer number (16045569).

Almost surely, 2^63147017 is an apocalyptic number.

It is an amenable number.

63147017 is a deficient number, since it is larger than the sum of its proper divisors (1035259).

63147017 is a wasteful number, since it uses less digits than its factorization.

63147017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035258.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 63147017 is about 7946.5097369852. The cubic root of 63147017 is about 398.2149983550.

It can be divided in two parts, 6314 and 7017, that added together give a palindrome (13331).

The spelling of 63147017 in words is "sixty-three million, one hundred forty-seven thousand, seventeen".