1304111530 has 32 divisors (see below), whose sum is σ = 2372670144. Its totient is φ = 516047616.

The previous prime is 1304111513. The next prime is 1304111533. The reversal of 1304111530 is 351114031.

It is a junction number, because it is equal to n+sod(n) for n = 1304111498 and 1304111507.

It is not an unprimeable number, because it can be changed into a prime (1304111533) 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, 997137 + ... + 998443.

It is an arithmetic number, because the mean of its divisors is an integer number (74145942).

Almost surely, 2^1304111530 is an apocalyptic number.

1304111530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1304111530 is a deficient number, since it is larger than the sum of its proper divisors (1068558614).

1304111530 is a wasteful number, since it uses less digits than its factorization.

1304111530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2310.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1304111530 is about 36112.4844063656. The cubic root of 1304111530 is about 1092.5422605474.

Adding to 1304111530 its reverse (351114031), we get a palindrome (1655225561).

The spelling of 1304111530 in words is "one billion, three hundred four million, one hundred eleven thousand, five hundred thirty".