12313126 has 16 divisors (see below), whose sum is σ = 21424896. Its totient is φ = 5197896.

The previous prime is 12313111. The next prime is 12313141. The reversal of 12313126 is 62131321.

It is an interprime number because it is at equal distance from previous prime (12313111) and next prime (12313141).

It is a super-2 number, since 2×12313126² = 303226143783752, 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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5626 + ... + 7501.

It is an arithmetic number, because the mean of its divisors is an integer number (1339056).

Almost surely, 2^12313126 is an apocalyptic number.

12313126 is the 1876-th nonagonal number.

12313126 is a deficient number, since it is larger than the sum of its proper divisors (9111770).

12313126 is a wasteful number, since it uses less digits than its factorization.

12313126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13203.

The product of its digits is 216, while the sum is 19.

The square root of 12313126 is about 3509.0064120774. The cubic root of 12313126 is about 230.9171069932.

Adding to 12313126 its reverse (62131321), we get a palindrome (74444447).

The spelling of 12313126 in words is "twelve million, three hundred thirteen thousand, one hundred twenty-six".