1383105732 has 24 divisors (see below), whose sum is σ = 3314470656. Its totient is φ = 448574688.

The previous prime is 1383105721. The next prime is 1383105797. The reversal of 1383105732 is 2375013831.

It is a junction number, because it is equal to n+sod(n) for n = 1383105693 and 1383105702.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1557108 + ... + 1557995.

It is an arithmetic number, because the mean of its divisors is an integer number (138102944).

Almost surely, 2^1383105732 is an apocalyptic number.

1383105732 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1383105732 is an abundant number, since it is smaller than the sum of its proper divisors (1931364924).

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

1383105732 is a wasteful number, since it uses less digits than its factorization.

1383105732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3115147 (or 3115145 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 1383105732 is about 37190.1294969512. The cubic root of 1383105732 is about 1114.1708548181.

The spelling of 1383105732 in words is "one billion, three hundred eighty-three million, one hundred five thousand, seven hundred thirty-two".