12317502 has 8 divisors (see below), whose sum is σ = 24635016. Its totient is φ = 4105832.

The previous prime is 12317497. The next prime is 12317531. The reversal of 12317502 is 20571321.

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

12317502 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1026453 + ... + 1026464.

It is an arithmetic number, because the mean of its divisors is an integer number (3079377).

Almost surely, 2^12317502 is an apocalyptic number.

12317502 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12317502 is a wasteful number, since it uses less digits than its factorization.

12317502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052922.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 12317502 is about 3509.6298950174. The cubic root of 12317502 is about 230.9444592019.

Adding to 12317502 its reverse (20571321), we get a palindrome (32888823).

The spelling of 12317502 in words is "twelve million, three hundred seventeen thousand, five hundred two".