63330013 has 4 divisors (see below), whose sum is σ = 64802848. Its totient is φ = 61857180.

The previous prime is 63329989. The next prime is 63330037. The reversal of 63330013 is 31003336.

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 an interprime number because it is at equal distance from previous prime (63329989) and next prime (63330037).

It is a cyclic number.

It is not a de Polignac number, because 63330013 - 2⁹ = 63329501 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 (63330073) 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, 736353 + ... + 736438.

It is an arithmetic number, because the mean of its divisors is an integer number (16200712).

Almost surely, 2^63330013 is an apocalyptic number.

It is an amenable number.

63330013 is a deficient number, since it is larger than the sum of its proper divisors (1472835).

63330013 is a wasteful number, since it uses less digits than its factorization.

63330013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472834.

The product of its (nonzero) digits is 486, while the sum is 19.

The square root of 63330013 is about 7958.0156446190. The cubic root of 63330013 is about 398.5992945358.

Adding to 63330013 its reverse (31003336), we get a palindrome (94333349).

The spelling of 63330013 in words is "sixty-three million, three hundred thirty thousand, thirteen".