12316385 has 8 divisors (see below), whose sum is σ = 15422400. Its totient is φ = 9424624.

The previous prime is 12316357. The next prime is 12316391. The reversal of 12316385 is 58361321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12316385 - 2⁶ = 12316321 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53435 + ... + 53664.

It is an arithmetic number, because the mean of its divisors is an integer number (1927800).

Almost surely, 2^12316385 is an apocalyptic number.

It is an amenable number.

12316385 is a deficient number, since it is larger than the sum of its proper divisors (3106015).

12316385 is a wasteful number, since it uses less digits than its factorization.

12316385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107127.

The product of its digits is 4320, while the sum is 29.

The square root of 12316385 is about 3509.4707578209. The cubic root of 12316385 is about 230.9374780040.

It can be divided in two parts, 12316 and 385, that multiplied together give a triangular number (4741660 = T₃₀₇₉).

The spelling of 12316385 in words is "twelve million, three hundred sixteen thousand, three hundred eighty-five".