120955 has 8 divisors (see below), whose sum is σ = 153792. Its totient is φ = 91008.

The previous prime is 120947. The next prime is 120977. The reversal of 120955 is 559021.

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 120955 - 2³ = 120947 is a prime.

It is a super-2 number, since 2×120955² = 29260224050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 627 + ... + 796.

It is an arithmetic number, because the mean of its divisors is an integer number (19224).

2¹²⁰⁹⁵⁵ is an apocalyptic number.

120955 is a deficient number, since it is larger than the sum of its proper divisors (32837).

120955 is a wasteful number, since it uses less digits than its factorization.

120955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 120955 is about 347.7858536514. The cubic root of 120955 is about 49.4547421589.

Adding to 120955 its reverse (559021), we get a palindrome (679976).

It can be divided in two parts, 12095 and 5, that added together give a square (12100 = 110²).

The spelling of 120955 in words is "one hundred twenty thousand, nine hundred fifty-five".