1383768068 has 6 divisors (see below), whose sum is σ = 2421594126. Its totient is φ = 691884032.

The previous prime is 1383768053. The next prime is 1383768097. The reversal of 1383768068 is 8608673831.

It can be written as a sum of positive squares in only one way, i.e., 900120004 + 483648064 = 30002^2 + 21992^2 .

It is a super-3 number, since 3×1383768068³ (a number of 28 digits) contains 333 as substring.

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 as a sum of consecutive naturals, namely, 172971005 + ... + 172971012.

It is an arithmetic number, because the mean of its divisors is an integer number (403599021).

Almost surely, 2^1383768068 is an apocalyptic number.

It is an amenable number.

1383768068 is a deficient number, since it is larger than the sum of its proper divisors (1037826058).

1383768068 is a wasteful number, since it uses less digits than its factorization.

1383768068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345942021 (or 345942019 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 50.

The square root of 1383768068 is about 37199.0331594788. The cubic root of 1383768068 is about 1114.3486762927.

The spelling of 1383768068 in words is "one billion, three hundred eighty-three million, seven hundred sixty-eight thousand, sixty-eight".