12316534 has 16 divisors (see below), whose sum is σ = 19757088. Its totient is φ = 5738112.

The previous prime is 12316531. The next prime is 12316547. The reversal of 12316534 is 43561321.

It is a junction number, because it is equal to n+sod(n) for n = 12316499 and 12316508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12316531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1744 + ... + 5260.

It is an arithmetic number, because the mean of its divisors is an integer number (1234818).

Almost surely, 2^12316534 is an apocalyptic number.

12316534 is a deficient number, since it is larger than the sum of its proper divisors (7440554).

12316534 is a wasteful number, since it uses less digits than its factorization.

12316534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3639.

The product of its digits is 2160, while the sum is 25.

The square root of 12316534 is about 3509.4919860287. The cubic root of 12316534 is about 230.9384092714.

Adding to 12316534 its reverse (43561321), we get a palindrome (55877855).

The spelling of 12316534 in words is "twelve million, three hundred sixteen thousand, five hundred thirty-four".