1204115223 has 32 divisors (see below), whose sum is σ = 1661201920. Its totient is φ = 775526400.

The previous prime is 1204115167. The next prime is 1204115239. The reversal of 1204115223 is 3225114021.

It is not a de Polignac number, because 1204115223 - 2¹⁶ = 1204049687 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1204115223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204115273) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 2943843 + ... + 2944251.

It is an arithmetic number, because the mean of its divisors is an integer number (51912560).

Almost surely, 2^1204115223 is an apocalyptic number.

1204115223 is a deficient number, since it is larger than the sum of its proper divisors (457086697).

1204115223 is a wasteful number, since it uses less digits than its factorization.

1204115223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1204115223 is about 34700.3634419007. The cubic root of 1204115223 is about 1063.8719268344.

Adding to 1204115223 its reverse (3225114021), we get a palindrome (4429229244).

The spelling of 1204115223 in words is "one billion, two hundred four million, one hundred fifteen thousand, two hundred twenty-three".