1316130028 has 12 divisors (see below), whose sum is σ = 2303543592. Its totient is φ = 657974720.

The previous prime is 1316129959. The next prime is 1316130059. The reversal of 1316130028 is 8200316131.

It is a junction number, because it is equal to n+sod(n) for n = 1316129984 and 1316130011.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18543 + ... + 54553.

It is an arithmetic number, because the mean of its divisors is an integer number (191961966).

Almost surely, 2^1316130028 is an apocalyptic number.

It is an amenable number.

1316130028 is a deficient number, since it is larger than the sum of its proper divisors (987413564).

1316130028 is a wasteful number, since it uses less digits than its factorization.

1316130028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45152 (or 45150 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1316130028 is about 36278.5064190906. The cubic root of 1316130028 is about 1095.8882385106. Note that the first 3 decimals are identical.

Adding to 1316130028 its reverse (8200316131), we get a palindrome (9516446159).

The spelling of 1316130028 in words is "one billion, three hundred sixteen million, one hundred thirty thousand, twenty-eight".