1330133928 has 32 divisors (see below), whose sum is σ = 3334884000. Its totient is φ = 442104768.

The previous prime is 1330133927. The next prime is 1330133929. The reversal of 1330133928 is 8293310331.

It is an interprime number because it is at equal distance from previous prime (1330133927) and next prime (1330133929).

It is not an unprimeable number, because it can be changed into a prime (1330133927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71026 + ... + 87777.

It is an arithmetic number, because the mean of its divisors is an integer number (104215125).

Almost surely, 2^1330133928 is an apocalyptic number.

It is an amenable number.

1330133928 is an abundant number, since it is smaller than the sum of its proper divisors (2004750072).

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

1330133928 is a wasteful number, since it uses less digits than its factorization.

1330133928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159161 (or 159157 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 1330133928 is about 36471.0011927284. The cubic root of 1330133928 is about 1099.7613609044.

The spelling of 1330133928 in words is "one billion, three hundred thirty million, one hundred thirty-three thousand, nine hundred twenty-eight".