120306063 has 8 divisors (see below), whose sum is σ = 160471168. Its totient is φ = 80172504.

The previous prime is 120306037. The next prime is 120306083. The reversal of 120306063 is 360603021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120306063 - 2⁹ = 120305551 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 (120306083) 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 7 ways as a sum of consecutive naturals, for example, 3270 + ... + 15852.

It is an arithmetic number, because the mean of its divisors is an integer number (20058896).

Almost surely, 2^120306063 is an apocalyptic number.

120306063 is a deficient number, since it is larger than the sum of its proper divisors (40165105).

120306063 is a wasteful number, since it uses less digits than its factorization.

120306063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15773.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 120306063 is about 10968.4120546230. The cubic root of 120306063 is about 493.6614012261.

Adding to 120306063 its reverse (360603021), we get a palindrome (480909084).

The spelling of 120306063 in words is "one hundred twenty million, three hundred six thousand, sixty-three".