120521063 has 8 divisors (see below), whose sum is σ = 131356848. Its totient is φ = 109908864.

The previous prime is 120521039. The next prime is 120521069. The reversal of 120521063 is 360125021.

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

It is not a de Polignac number, because 120521063 - 2⁶ = 120520999 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 (120521069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54770 + ... + 56927.

It is an arithmetic number, because the mean of its divisors is an integer number (16419606).

Almost surely, 2^120521063 is an apocalyptic number.

120521063 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

120521063 is a deficient number, since it is larger than the sum of its proper divisors (10835785).

120521063 is a wasteful number, since it uses less digits than its factorization.

120521063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111793.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 120521063 is about 10978.2085514896. The cubic root of 120521063 is about 493.9553017303.

Adding to 120521063 its reverse (360125021), we get a palindrome (480646084).

The spelling of 120521063 in words is "one hundred twenty million, five hundred twenty-one thousand, sixty-three".