1330644483 has 32 divisors (see below), whose sum is σ = 2264678400. Its totient is φ = 756407808.

The previous prime is 1330644481. The next prime is 1330644517. The reversal of 1330644483 is 3844460331.

It is a happy number.

1330644483 is a `hidden beast` number, since 1 + 3 + 3 + 0 + 644 + 4 + 8 + 3 = 666.

It is a Cunningham number, because it is equal to 36478²-1.

It is not a de Polignac number, because 1330644483 - 2¹ = 1330644481 is a prime.

It is a super-2 number, since 2×1330644483² = 3541229480276674578, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1330644481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18238 + ... + 54716.

It is an arithmetic number, because the mean of its divisors is an integer number (70771200).

Almost surely, 2^1330644483 is an apocalyptic number.

1330644483 is a deficient number, since it is larger than the sum of its proper divisors (934033917).

1330644483 is a wasteful number, since it uses less digits than its factorization.

1330644483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36688 (or 36682 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 1330644483 is about 36477.9999862931. Note that the first 4 decimals coincide. The cubic root of 1330644483 is about 1099.9020527112.

The spelling of 1330644483 in words is "one billion, three hundred thirty million, six hundred forty-four thousand, four hundred eighty-three".