120434321 has 4 divisors (see below), whose sum is σ = 137639232. Its totient is φ = 103229412.

The previous prime is 120434299. The next prime is 120434333. The reversal of 120434321 is 123434021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 120434321 - 2¹⁴ = 120417937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120434293 and 120434302.

It is not an unprimeable number, because it can be changed into a prime (120434021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8602445 + ... + 8602458.

It is an arithmetic number, because the mean of its divisors is an integer number (34409808).

Almost surely, 2^120434321 is an apocalyptic number.

It is an amenable number.

120434321 is a deficient number, since it is larger than the sum of its proper divisors (17204911).

120434321 is an equidigital number, since it uses as much as digits as its factorization.

120434321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17204910.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 120434321 is about 10974.2571958197. The cubic root of 120434321 is about 493.8367693258.

Adding to 120434321 its reverse (123434021), we get a palindrome (243868342).

The spelling of 120434321 in words is "one hundred twenty million, four hundred thirty-four thousand, three hundred twenty-one".