1383263168 has 56 divisors (see below), whose sum is σ = 3150412800. Its totient is φ = 590300928.

The previous prime is 1383263153. The next prime is 1383263221. The reversal of 1383263168 is 8613623831.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent 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, 100613 + ... + 113531.

Almost surely, 2^1383263168 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 1383263168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1575206400).

1383263168 is an abundant number, since it is smaller than the sum of its proper divisors (1767149632).

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

1383263168 is a wasteful number, since it uses less digits than its factorization.

1383263168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13177 (or 13167 counting only the distinct ones).

The product of its digits is 124416, while the sum is 41.

The square root of 1383263168 is about 37192.2460736106. The cubic root of 1383263168 is about 1114.2131277848.

Adding to 1383263168 its reverse (8613623831), we get a palindrome (9996886999).

The spelling of 1383263168 in words is "one billion, three hundred eighty-three million, two hundred sixty-three thousand, one hundred sixty-eight".