1304535404 has 24 divisors (see below), whose sum is σ = 2324522928. Its totient is φ = 640465920.

The previous prime is 1304535403. The next prime is 1304535457. The reversal of 1304535404 is 4045354031.

It is not an unprimeable number, because it can be changed into a prime (1304535403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56444 + ... + 76124.

It is an arithmetic number, because the mean of its divisors is an integer number (96855122).

Almost surely, 2^1304535404 is an apocalyptic number.

It is an amenable number.

1304535404 is a deficient number, since it is larger than the sum of its proper divisors (1019987524).

1304535404 is a wasteful number, since it uses less digits than its factorization.

1304535404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19985 (or 19983 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 1304535404 is about 36118.3527309871. The cubic root of 1304535404 is about 1092.6606170128.

Adding to 1304535404 its reverse (4045354031), we get a palindrome (5349889435).

The spelling of 1304535404 in words is "one billion, three hundred four million, five hundred thirty-five thousand, four hundred four".