1303928768 has 14 divisors (see below), whose sum is σ = 2587483776. Its totient is φ = 651964352.

The previous prime is 1303928761. The next prime is 1303928783. The reversal of 1303928768 is 8678293031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303928761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10186880 + ... + 10187007.

Almost surely, 2^1303928768 is an apocalyptic number.

It is an amenable number.

1303928768 is a deficient number, since it is larger than the sum of its proper divisors (1283555008).

1303928768 is an equidigital number, since it uses as much as digits as its factorization.

1303928768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20373899 (or 20373889 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 1303928768 is about 36109.9538631663. The cubic root of 1303928768 is about 1092.4912208082.

The spelling of 1303928768 in words is "one billion, three hundred three million, nine hundred twenty-eight thousand, seven hundred sixty-eight".