1304035144 has 16 divisors (see below), whose sum is σ = 2445461100. Its totient is φ = 651912192.

The previous prime is 1304035127. The next prime is 1304035147. The reversal of 1304035144 is 4415304031.

It can be written as a sum of positive squares in 2 ways, for example, as 1199791044 + 104244100 = 34638^2 + 10210^2 .

It is not an unprimeable number, because it can be changed into a prime (1304035147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71224 + ... + 87640.

Almost surely, 2^1304035144 is an apocalyptic number.

It is an amenable number.

1304035144 is a deficient number, since it is larger than the sum of its proper divisors (1141425956).

1304035144 is a wasteful number, since it uses less digits than its factorization.

1304035144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26352 (or 26348 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1304035144 is about 36111.4267787912. The cubic root of 1304035144 is about 1092.5209288947.

Adding to 1304035144 its reverse (4415304031), we get a palindrome (5719339175).

It can be divided in two parts, 13040 and 35144, that added together give a palindrome (48184).

The spelling of 1304035144 in words is "one billion, three hundred four million, thirty-five thousand, one hundred forty-four".