63064613 has 4 divisors (see below), whose sum is σ = 64769100. Its totient is φ = 61360128.

The previous prime is 63064609. The next prime is 63064619. The reversal of 63064613 is 31646036.

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 55100929 + 7963684 = 7423^2 + 2822^2 .

It is a cyclic number.

It is not a de Polignac number, because 63064613 - 2² = 63064609 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 (63064619) 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, 852188 + ... + 852261.

It is an arithmetic number, because the mean of its divisors is an integer number (16192275).

Almost surely, 2^63064613 is an apocalyptic number.

It is an amenable number.

63064613 is a deficient number, since it is larger than the sum of its proper divisors (1704487).

63064613 is a wasteful number, since it uses less digits than its factorization.

63064613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1704486.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 63064613 is about 7941.3231265325. The cubic root of 63064613 is about 398.0417054349.

The spelling of 63064613 in words is "sixty-three million, sixty-four thousand, six hundred thirteen".