120324005 has 4 divisors (see below), whose sum is σ = 144388812. Its totient is φ = 96259200.

The previous prime is 120323981. The next prime is 120324041. The reversal of 120324005 is 500423021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 94750756 + 25573249 = 9734^2 + 5057^2 .

It is not a de Polignac number, because 120324005 - 2¹⁶ = 120258469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12032396 + ... + 12032405.

It is an arithmetic number, because the mean of its divisors is an integer number (36097203).

Almost surely, 2^120324005 is an apocalyptic number.

It is an amenable number.

120324005 is a deficient number, since it is larger than the sum of its proper divisors (24064807).

120324005 is an equidigital number, since it uses as much as digits as its factorization.

120324005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24064806.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 120324005 is about 10969.2299182759. The cubic root of 120324005 is about 493.6859409496.

Adding to 120324005 its reverse (500423021), we get a palindrome (620747026).

The spelling of 120324005 in words is "one hundred twenty million, three hundred twenty-four thousand, five".