120530253 has 16 divisors (see below), whose sum is σ = 164056256. Its totient is φ = 78693120.

The previous prime is 120530251. The next prime is 120530261. The reversal of 120530253 is 352035021.

It is not a de Polignac number, because 120530253 - 2¹ = 120530251 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120530251) 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, 34725 + ... + 38037.

It is an arithmetic number, because the mean of its divisors is an integer number (10253516).

Almost surely, 2^120530253 is an apocalyptic number.

It is an amenable number.

120530253 is a deficient number, since it is larger than the sum of its proper divisors (43526003).

120530253 is a wasteful number, since it uses less digits than its factorization.

120530253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3564.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 120530253 is about 10978.6270999611. The cubic root of 120530253 is about 493.9678564759.

Adding to 120530253 its reverse (352035021), we get a palindrome (472565274).

The spelling of 120530253 in words is "one hundred twenty million, five hundred thirty thousand, two hundred fifty-three".