1328107168 has 12 divisors (see below), whose sum is σ = 2614711050. Its totient is φ = 664053568.

The previous prime is 1328107141. The next prime is 1328107237. The reversal of 1328107168 is 8617018231.

It can be written as a sum of positive squares in only one way, i.e., 1136229264 + 191877904 = 33708^2 + 13852^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20751643 + ... + 20751706.

Almost surely, 2^1328107168 is an apocalyptic number.

It is an amenable number.

1328107168 is a deficient number, since it is larger than the sum of its proper divisors (1286603882).

1328107168 is an equidigital number, since it uses as much as digits as its factorization.

1328107168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41503359 (or 41503351 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 1328107168 is about 36443.2046889403. The cubic root of 1328107168 is about 1099.2024985341.

The spelling of 1328107168 in words is "one billion, three hundred twenty-eight million, one hundred seven thousand, one hundred sixty-eight".