120434123 has 8 divisors (see below), whose sum is σ = 121791648. Its totient is φ = 119084544.

The previous prime is 120434113. The next prime is 120434131. The reversal of 120434123 is 321434021.

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 120434123 - 2⁴ = 120434107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120434095 and 120434104.

It is not an unprimeable number, because it can be changed into a prime (120434113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31586 + ... + 35192.

It is an arithmetic number, because the mean of its divisors is an integer number (15223956).

Almost surely, 2^120434123 is an apocalyptic number.

120434123 is a deficient number, since it is larger than the sum of its proper divisors (1357525).

120434123 is a wasteful number, since it uses less digits than its factorization.

120434123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3973.

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

The square root of 120434123 is about 10974.2481747043. The cubic root of 120434123 is about 493.8364986949.

Adding to 120434123 its reverse (321434021), we get a palindrome (441868144).

The spelling of 120434123 in words is "one hundred twenty million, four hundred thirty-four thousand, one hundred twenty-three".