1383923384 has 32 divisors (see below), whose sum is σ = 2693628000. Its totient is φ = 665788032.

The previous prime is 1383923377. The next prime is 1383923393. The reversal of 1383923384 is 4833293831.

It is a super-2 number, since 2×1383923384² = 3830487865564022912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57797 + ... + 78155.

It is an arithmetic number, because the mean of its divisors is an integer number (84175875).

Almost surely, 2^1383923384 is an apocalyptic number.

It is an amenable number.

1383923384 is a deficient number, since it is larger than the sum of its proper divisors (1309704616).

1383923384 is a wasteful number, since it uses less digits than its factorization.

1383923384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20687 (or 20683 counting only the distinct ones).

The product of its digits is 373248, while the sum is 44.

The square root of 1383923384 is about 37201.1207358058. The cubic root of 1383923384 is about 1114.3903667339.

The spelling of 1383923384 in words is "one billion, three hundred eighty-three million, nine hundred twenty-three thousand, three hundred eighty-four".