1383394188 has 24 divisors (see below), whose sum is σ = 3521367360. Its totient is φ = 419210320.

The previous prime is 1383394169. The next prime is 1383394211. The reversal of 1383394188 is 8814933831.

1383394188 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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, 5239998 + ... + 5240261.

It is an arithmetic number, because the mean of its divisors is an integer number (146723640).

Almost surely, 2^1383394188 is an apocalyptic number.

It is an amenable number.

1383394188 is an abundant number, since it is smaller than the sum of its proper divisors (2137973172).

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

1383394188 is a wasteful number, since it uses less digits than its factorization.

1383394188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10480277 (or 10480275 counting only the distinct ones).

The product of its digits is 497664, while the sum is 48.

The square root of 1383394188 is about 37194.0074205510. The cubic root of 1383394188 is about 1114.2483053751.

The spelling of 1383394188 in words is "one billion, three hundred eighty-three million, three hundred ninety-four thousand, one hundred eighty-eight".