9678123 has 60 divisors (see below), whose sum is σ = 18068688. Its totient is φ = 5054400.

The previous prime is 9678079. The next prime is 9678131. The reversal of 9678123 is 3218769.

It is not a de Polignac number, because 9678123 - 2¹³ = 9669931 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (9678133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 95773 + ... + 95873.

Almost surely, 2^9678123 is an apocalyptic number.

9678123 is a deficient number, since it is larger than the sum of its proper divisors (8390565).

9678123 is a wasteful number, since it uses less digits than its factorization.

9678123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 124 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 9678123 is about 3110.9681772721. The cubic root of 9678123 is about 213.1066714257.

It can be divided in two parts, 9678 and 123, that added together give a square (9801 = 99²).

The spelling of 9678123 in words is "nine million, six hundred seventy-eight thousand, one hundred twenty-three".