1313041304 has 32 divisors (see below), whose sum is σ = 2500680000. Its totient is φ = 646244352.

The previous prime is 1313041259. The next prime is 1313041307. The reversal of 1313041304 is 4031403131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313041307) 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, 217592 + ... + 223544.

It is an arithmetic number, because the mean of its divisors is an integer number (78146250).

Almost surely, 2^1313041304 is an apocalyptic number.

It is an amenable number.

1313041304 is a deficient number, since it is larger than the sum of its proper divisors (1187638696).

1313041304 is a wasteful number, since it uses less digits than its factorization.

1313041304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6387 (or 6383 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1313041304 is about 36235.9118003121. The cubic root of 1313041304 is about 1095.0302818228.

Adding to 1313041304 its reverse (4031403131), we get a palindrome (5344444435).

The spelling of 1313041304 in words is "one billion, three hundred thirteen million, forty-one thousand, three hundred four".