9783408123 has 16 divisors (see below), whose sum is σ = 15256777600. Its totient is φ = 6178994280.

The previous prime is 9783408113. The next prime is 9783408181. The reversal of 9783408123 is 3218043879.

It is not a de Polignac number, because 9783408123 - 2⁶ = 9783408059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9783408113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9534973 + ... + 9535998.

It is an arithmetic number, because the mean of its divisors is an integer number (953548600).

Almost surely, 2^9783408123 is an apocalyptic number.

9783408123 is a deficient number, since it is larger than the sum of its proper divisors (5473369477).

9783408123 is a wasteful number, since it uses less digits than its factorization.

9783408123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19070999 (or 19070993 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 9783408123 is about 98911.1122321451. The cubic root of 9783408123 is about 2138.7665850038.

The spelling of 9783408123 in words is "nine billion, seven hundred eighty-three million, four hundred eight thousand, one hundred twenty-three".