1204885485 has 24 divisors (see below), whose sum is σ = 2114910720. Its totient is φ = 634469472.

The previous prime is 1204885483. The next prime is 1204885511. The reversal of 1204885485 is 5845884021.

1204885485 is a `hidden beast` number, since 1 + 20 + 4 + 88 + 548 + 5 = 666.

It is not a de Polignac number, because 1204885485 - 2¹ = 1204885483 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1204885485.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204885483) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 165909 + ... + 173018.

It is an arithmetic number, because the mean of its divisors is an integer number (88121280).

Almost surely, 2^1204885485 is an apocalyptic number.

1204885485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1204885485 is a deficient number, since it is larger than the sum of its proper divisors (910025235).

1204885485 is a wasteful number, since it uses less digits than its factorization.

1204885485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339017 (or 339014 counting only the distinct ones).

The product of its (nonzero) digits is 409600, while the sum is 45.

The square root of 1204885485 is about 34711.4604273574. The cubic root of 1204885485 is about 1064.0987283427.

The spelling of 1204885485 in words is "one billion, two hundred four million, eight hundred eighty-five thousand, four hundred eighty-five".