120135323 has 16 divisors (see below), whose sum is σ = 154613760. Its totient is φ = 90590400.

The previous prime is 120135319. The next prime is 120135329. The reversal of 120135323 is 323531021.

It is a cyclic number.

It is not a de Polignac number, because 120135323 - 2² = 120135319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120135295 and 120135304.

It is not an unprimeable number, because it can be changed into a prime (120135329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22778 + ... + 27551.

It is an arithmetic number, because the mean of its divisors is an integer number (9663360).

Almost surely, 2^120135323 is an apocalyptic number.

120135323 is a deficient number, since it is larger than the sum of its proper divisors (34478437).

120135323 is a wasteful number, since it uses less digits than its factorization.

120135323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50378.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 120135323 is about 10960.6260313907. The cubic root of 120135323 is about 493.4277536688.

Adding to 120135323 its reverse (323531021), we get a palindrome (443666344).

The spelling of 120135323 in words is "one hundred twenty million, one hundred thirty-five thousand, three hundred twenty-three".