120804455 has 4 divisors (see below), whose sum is σ = 144965352. Its totient is φ = 96643560.

The previous prime is 120804449. The next prime is 120804457. The reversal of 120804455 is 554408021.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 120804455 - 2²⁶ = 53695591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120804457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12080441 + ... + 12080450.

It is an arithmetic number, because the mean of its divisors is an integer number (36241338).

Almost surely, 2^120804455 is an apocalyptic number.

120804455 is a deficient number, since it is larger than the sum of its proper divisors (24160897).

120804455 is an equidigital number, since it uses as much as digits as its factorization.

120804455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24160896.

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 120804455 is about 10991.1079969219. The cubic root of 120804455 is about 494.3421591595.

The spelling of 120804455 in words is "one hundred twenty million, eight hundred four thousand, four hundred fifty-five".