120523655 has 8 divisors (see below), whose sum is σ = 165289632. Its totient is φ = 82644768.

The previous prime is 120523649. The next prime is 120523673. The reversal of 120523655 is 556325021.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 120523655 - 2⁴ = 120523639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1721732 + ... + 1721801.

It is an arithmetic number, because the mean of its divisors is an integer number (20661204).

Almost surely, 2^120523655 is an apocalyptic number.

120523655 is a deficient number, since it is larger than the sum of its proper divisors (44765977).

120523655 is an equidigital number, since it uses as much as digits as its factorization.

120523655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3443545.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 120523655 is about 10978.3266029026. The cubic root of 120523655 is about 493.9588428069.

Adding to 120523655 its reverse (556325021), we get a palindrome (676848676).

The spelling of 120523655 in words is "one hundred twenty million, five hundred twenty-three thousand, six hundred fifty-five".