1331029984 has 12 divisors (see below), whose sum is σ = 2620465344. Its totient is φ = 665514976.

The previous prime is 1331029961. The next prime is 1331029993. The reversal of 1331029984 is 4899201331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20797312 + ... + 20797375.

It is an arithmetic number, because the mean of its divisors is an integer number (218372112).

Almost surely, 2^1331029984 is an apocalyptic number.

It is an amenable number.

1331029984 is a deficient number, since it is larger than the sum of its proper divisors (1289435360).

1331029984 is an equidigital number, since it uses as much as digits as its factorization.

1331029984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41594697 (or 41594689 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 1331029984 is about 36483.2836241476. The cubic root of 1331029984 is about 1100.0082599931.

The spelling of 1331029984 in words is "one billion, three hundred thirty-one million, twenty-nine thousand, nine hundred eighty-four".