123316 has 6 divisors (see below), whose sum is σ = 215810. Its totient is φ = 61656.

The previous prime is 123311. The next prime is 123323. The reversal of 123316 is 613321.

It can be written as a sum of positive squares in only one way, i.e., 119716 + 3600 = 346^2 + 60^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 123316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15411 + ... + 15418.

2¹²³³¹⁶ is an apocalyptic number.

It is an amenable number.

123316 is a deficient number, since it is larger than the sum of its proper divisors (92494).

123316 is a wasteful number, since it uses less digits than its factorization.

123316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30833 (or 30831 counting only the distinct ones).

The product of its digits is 108, while the sum is 16.

The square root of 123316 is about 351.1637794534. The cubic root of 123316 is about 49.7744507473.

Adding to 123316 its reverse (613321), we get a palindrome (736637).

The spelling of 123316 in words is "one hundred twenty-three thousand, three hundred sixteen".