120603 has 8 divisors (see below), whose sum is σ = 183808. Its totient is φ = 68904.

The previous prime is 120587. The next prime is 120607. The reversal of 120603 is 306021.

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

It is not a de Polignac number, because 120603 - 2⁴ = 120587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120607) by changing a digit.

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, 2851 + ... + 2892.

It is an arithmetic number, because the mean of its divisors is an integer number (22976).

2¹²⁰⁶⁰³ is an apocalyptic number.

120603 is a deficient number, since it is larger than the sum of its proper divisors (63205).

120603 is an equidigital number, since it uses as much as digits as its factorization.

120603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5753.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 120603 is about 347.2794263990. The cubic root of 120603 is about 49.4067215908.

Adding to 120603 its reverse (306021), we get a palindrome (426624).

The spelling of 120603 in words is "one hundred twenty thousand, six hundred three".