1316660530 has 16 divisors (see below), whose sum is σ = 2473032384. Its totient is φ = 503765680.

The previous prime is 1316660509. The next prime is 1316660567. The reversal of 1316660530 is 350666131.

It is a junction number, because it is equal to n+sod(n) for n = 1316660492 and 1316660501.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2862076 + ... + 2862535.

It is an arithmetic number, because the mean of its divisors is an integer number (154564524).

Almost surely, 2^1316660530 is an apocalyptic number.

1316660530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1316660530 is a deficient number, since it is larger than the sum of its proper divisors (1156371854).

1316660530 is a wasteful number, since it uses less digits than its factorization.

1316660530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5724641.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 1316660530 is about 36285.8172017663. The cubic root of 1316660530 is about 1096.0354612507.

The spelling of 1316660530 in words is "one billion, three hundred sixteen million, six hundred sixty thousand, five hundred thirty".