120533455 has 16 divisors (see below), whose sum is σ = 172491264. Its totient is φ = 79057440.

The previous prime is 120533449. The next prime is 120533471. The reversal of 120533455 is 554335021.

It is not a de Polignac number, because 120533455 - 2⁵ = 120533423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 74061 + ... + 75670.

It is an arithmetic number, because the mean of its divisors is an integer number (10780704).

Almost surely, 2^120533455 is an apocalyptic number.

120533455 is a deficient number, since it is larger than the sum of its proper divisors (51957809).

120533455 is a wasteful number, since it uses less digits than its factorization.

120533455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149766.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 120533455 is about 10978.7729277912. The cubic root of 120533455 is about 493.9722306780.

Adding to 120533455 its reverse (554335021), we get a palindrome (674868476).

The spelling of 120533455 in words is "one hundred twenty million, five hundred thirty-three thousand, four hundred fifty-five".