120055 has 8 divisors (see below), whose sum is σ = 155232. Its totient is φ = 88608.

The previous prime is 120049. The next prime is 120067. The reversal of 120055 is 550021.

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

It is not a de Polignac number, because 120055 - 2³ = 120047 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a plaindrome in base 15.

It is a nialpdrome in base 11.

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, 859 + ... + 988.

It is an arithmetic number, because the mean of its divisors is an integer number (19404).

2¹²⁰⁰⁵⁵ is an apocalyptic number.

120055 is a deficient number, since it is larger than the sum of its proper divisors (35177).

120055 is a wasteful number, since it uses less digits than its factorization.

120055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1865.

The product of its (nonzero) digits is 50, while the sum is 13.

The square root of 120055 is about 346.4895380816. The cubic root of 120055 is about 49.3317759836.

Adding to 120055 its reverse (550021), we get a palindrome (670076).

It can be divided in two parts, 12005 and 5, that multiplied together give a square (60025 = 245²).

The spelling of 120055 in words is "one hundred twenty thousand, fifty-five".