1380183318 has 48 divisors (see below), whose sum is σ = 3199014000. Its totient is φ = 428525568.

The previous prime is 1380183293. The next prime is 1380183323. The reversal of 1380183318 is 8133810831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6433 + ... + 52931.

It is an arithmetic number, because the mean of its divisors is an integer number (66646125).

Almost surely, 2^1380183318 is an apocalyptic number.

1380183318 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1380183318, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1599507000).

1380183318 is an abundant number, since it is smaller than the sum of its proper divisors (1818830682).

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

1380183318 is a wasteful number, since it uses less digits than its factorization.

1380183318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46621 (or 46618 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 1380183318 is about 37150.8185374158. The cubic root of 1380183318 is about 1113.3855775460.

The spelling of 1380183318 in words is "one billion, three hundred eighty million, one hundred eighty-three thousand, three hundred eighteen".