12316539 has 8 divisors (see below), whose sum is σ = 16448832. Its totient is φ = 8197640.

The previous prime is 12316531. The next prime is 12316547. The reversal of 12316539 is 93561321.

It is an interprime number because it is at equal distance from previous prime (12316531) and next prime (12316547).

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 12316539 - 2³ = 12316531 is a prime.

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

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 957 + ... + 5054.

It is an arithmetic number, because the mean of its divisors is an integer number (2056104).

Almost surely, 2^12316539 is an apocalyptic number.

12316539 is a deficient number, since it is larger than the sum of its proper divisors (4132293).

12316539 is an equidigital number, since it uses as much as digits as its factorization.

12316539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6697.

The product of its digits is 4860, while the sum is 30.

The square root of 12316539 is about 3509.4926983825. The cubic root of 12316539 is about 230.9384405219.

The spelling of 12316539 in words is "twelve million, three hundred sixteen thousand, five hundred thirty-nine".