1304144204 has 48 divisors (see below), whose sum is σ = 2519838720. Its totient is φ = 585668160.

The previous prime is 1304144189. The next prime is 1304144209. The reversal of 1304144204 is 4024414031.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1304144204.

It is not an unprimeable number, because it can be changed into a prime (1304144209) 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 15 ways as a sum of consecutive naturals, for example, 2341094 + ... + 2341650.

It is an arithmetic number, because the mean of its divisors is an integer number (52496640).

Almost surely, 2^1304144204 is an apocalyptic number.

It is an amenable number.

1304144204 is a deficient number, since it is larger than the sum of its proper divisors (1215694516).

1304144204 is a wasteful number, since it uses less digits than its factorization.

1304144204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118 (or 1116 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1304144204 is about 36112.9367955585. The cubic root of 1304144204 is about 1092.5513848763.

Adding to 1304144204 its reverse (4024414031), we get a palindrome (5328558235).

The spelling of 1304144204 in words is "one billion, three hundred four million, one hundred forty-four thousand, two hundred four".