1311324104 has 64 divisors (see below), whose sum is σ = 2685000960. Its totient is φ = 597888000.

The previous prime is 1311324103. The next prime is 1311324109. The reversal of 1311324104 is 4014231131.

It is not an unprimeable number, because it can be changed into a prime (1311324103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1745729 + ... + 1746479.

It is an arithmetic number, because the mean of its divisors is an integer number (41953140).

Almost surely, 2^1311324104 is an apocalyptic number.

It is an amenable number.

1311324104 is an abundant number, since it is smaller than the sum of its proper divisors (1373676856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1311324104 is a wasteful number, since it uses less digits than its factorization.

1311324104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158 (or 1154 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1311324104 is about 36212.2093222714. The cubic root of 1311324104 is about 1094.5527120983.

Adding to 1311324104 its reverse (4014231131), we get a palindrome (5325555235).

The spelling of 1311324104 in words is "one billion, three hundred eleven million, three hundred twenty-four thousand, one hundred four".