12136318 has 12 divisors (see below), whose sum is σ = 19032048. Its totient is φ = 5803820.

The previous prime is 12136303. The next prime is 12136321. The reversal of 12136318 is 81363121.

It is a junction number, because it is equal to n+sod(n) for n = 12136292 and 12136301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4678 + ... + 6793.

It is an arithmetic number, because the mean of its divisors is an integer number (1586004).

Almost surely, 2^12136318 is an apocalyptic number.

12136318 is a deficient number, since it is larger than the sum of its proper divisors (6895730).

12136318 is a wasteful number, since it uses less digits than its factorization.

12136318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11519 (or 11496 counting only the distinct ones).

The product of its digits is 864, while the sum is 25.

The square root of 12136318 is about 3483.7218603097. The cubic root of 12136318 is about 229.8065039265.

Adding to 12136318 its reverse (81363121), we get a palindrome (93499439).

The spelling of 12136318 in words is "twelve million, one hundred thirty-six thousand, three hundred eighteen".