120920523 has 8 divisors (see below), whose sum is σ = 161798208. Its totient is φ = 80328264.

The previous prime is 120920479. The next prime is 120920531. The reversal of 120920523 is 325029021.

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

It is not a de Polignac number, because 120920523 - 2⁹ = 120920011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120920493 and 120920502.

It is not an unprimeable number, because it can be changed into a prime (120920543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70365 + ... + 72062.

It is an arithmetic number, because the mean of its divisors is an integer number (20224776).

Almost surely, 2^120920523 is an apocalyptic number.

120920523 is a deficient number, since it is larger than the sum of its proper divisors (40877685).

120920523 is a wasteful number, since it uses less digits than its factorization.

120920523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142713.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 120920523 is about 10996.3868156772. The cubic root of 120920523 is about 494.5004285424.

Adding to 120920523 its reverse (325029021), we get a palindrome (445949544).

The spelling of 120920523 in words is "one hundred twenty million, nine hundred twenty thousand, five hundred twenty-three".