1314718728 has 32 divisors (see below), whose sum is σ = 3288418560. Its totient is φ = 438023360.

The previous prime is 1314718723. The next prime is 1314718739. The reversal of 1314718728 is 8278174131.

It is a self number, because there is not a number n which added to its sum of digits gives 1314718728.

It is not an unprimeable number, because it can be changed into a prime (1314718721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40558 + ... + 65378.

It is an arithmetic number, because the mean of its divisors is an integer number (102763080).

Almost surely, 2^1314718728 is an apocalyptic number.

It is an amenable number.

1314718728 is an abundant number, since it is smaller than the sum of its proper divisors (1973699832).

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

1314718728 is a wasteful number, since it uses less digits than its factorization.

1314718728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27037 (or 27033 counting only the distinct ones).

The product of its digits is 75264, while the sum is 42.

The square root of 1314718728 is about 36259.0502909274. The cubic root of 1314718728 is about 1095.4963876070.

The spelling of 1314718728 in words is "one billion, three hundred fourteen million, seven hundred eighteen thousand, seven hundred twenty-eight".