1383517984 has 48 divisors (see below), whose sum is σ = 2896840800. Its totient is φ = 648566784.

The previous prime is 1383517969. The next prime is 1383517997. The reversal of 1383517984 is 4897153831.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47247 + ... + 70705.

It is an arithmetic number, because the mean of its divisors is an integer number (60350850).

Almost surely, 2^1383517984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1383517984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1448420400).

1383517984 is an abundant number, since it is smaller than the sum of its proper divisors (1513322816).

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

1383517984 is a wasteful number, since it uses less digits than its factorization.

1383517984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23585 (or 23577 counting only the distinct ones).

The product of its digits is 725760, while the sum is 49.

The square root of 1383517984 is about 37195.6715761391. The cubic root of 1383517984 is about 1114.2815413513.

The spelling of 1383517984 in words is "one billion, three hundred eighty-three million, five hundred seventeen thousand, nine hundred eighty-four".