1383989468 has 6 divisors (see below), whose sum is σ = 2421981576. Its totient is φ = 691994732.

The previous prime is 1383989449. The next prime is 1383989521. The reversal of 1383989468 is 8649893831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172998680 + ... + 172998687.

It is an arithmetic number, because the mean of its divisors is an integer number (403663596).

Almost surely, 2^1383989468 is an apocalyptic number.

It is an amenable number.

1383989468 is a deficient number, since it is larger than the sum of its proper divisors (1037992108).

1383989468 is a wasteful number, since it uses less digits than its factorization.

1383989468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345997371 (or 345997369 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 59.

The square root of 1383989468 is about 37202.0089242503. The cubic root of 1383989468 is about 1114.4081042767.

The spelling of 1383989468 in words is "one billion, three hundred eighty-three million, nine hundred eighty-nine thousand, four hundred sixty-eight".