120355 has 4 divisors (see below), whose sum is σ = 144432. Its totient is φ = 96280.

The previous prime is 120349. The next prime is 120371. The reversal of 120355 is 553021.

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

It is not a de Polignac number, because 120355 - 2¹³ = 112163 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12031 + ... + 12040.

It is an arithmetic number, because the mean of its divisors is an integer number (36108).

2¹²⁰³⁵⁵ is an apocalyptic number.

120355 is a deficient number, since it is larger than the sum of its proper divisors (24077).

120355 is an equidigital number, since it uses as much as digits as its factorization.

120355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24076.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 120355 is about 346.9221814759. The cubic root of 120355 is about 49.3728327842.

Adding to 120355 its reverse (553021), we get a palindrome (673376).

The spelling of 120355 in words is "one hundred twenty thousand, three hundred fifty-five".