63304061 has 4 divisors (see below), whose sum is σ = 63445500. Its totient is φ = 63162624.

The previous prime is 63304057. The next prime is 63304091. The reversal of 63304061 is 16040336.

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 33120025 + 30184036 = 5755^2 + 5494^2 .

It is a cyclic number.

It is not a de Polignac number, because 63304061 - 2² = 63304057 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 (63304051) 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 3 ways as a sum of consecutive naturals, for example, 70046 + ... + 70943.

It is an arithmetic number, because the mean of its divisors is an integer number (15861375).

Almost surely, 2^63304061 is an apocalyptic number.

It is an amenable number.

63304061 is a deficient number, since it is larger than the sum of its proper divisors (141439).

63304061 is a wasteful number, since it uses less digits than its factorization.

63304061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141438.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 63304061 is about 7956.3849203014. The cubic root of 63304061 is about 398.5448397745.

Adding to 63304061 its reverse (16040336), we get a palindrome (79344397).

The spelling of 63304061 in words is "sixty-three million, three hundred four thousand, sixty-one".