63319079 has 4 divisors (see below), whose sum is σ = 63435384. Its totient is φ = 63202776.

The previous prime is 63319073. The next prime is 63319097. The reversal of 63319079 is 97091336.

63319079 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 63319079 - 2¹² = 63314983 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 (63319073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57332 + ... + 58425.

It is an arithmetic number, because the mean of its divisors is an integer number (15858846).

Almost surely, 2^63319079 is an apocalyptic number.

63319079 is a deficient number, since it is larger than the sum of its proper divisors (116305).

63319079 is a wasteful number, since it uses less digits than its factorization.

63319079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116304.

The product of its (nonzero) digits is 30618, while the sum is 38.

The square root of 63319079 is about 7957.3286346613. The cubic root of 63319079 is about 398.5763536724.

The spelling of 63319079 in words is "sixty-three million, three hundred nineteen thousand, seventy-nine".