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12162317 is a prime number
BaseRepresentation
bin101110011001…
…010100001101
3211212220120012
4232121110031
511103143232
61112403005
7205243436
oct56312415
924786505
1012162317
116957802
1240a6465
13269ab4b
14188848d
1511039b2
hexb9950d

12162317 has 2 divisors, whose sum is σ = 12162318. Its totient is φ = 12162316.

The previous prime is 12162263. The next prime is 12162341. The reversal of 12162317 is 71326121.

12162317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7557001 + 4605316 = 2749^2 + 2146^2 .

It is a cyclic number.

It is not a de Polignac number, because 12162317 - 26 = 12162253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12162292 and 12162301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12162517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6081158 + 6081159.

It is an arithmetic number, because the mean of its divisors is an integer number (6081159).

Almost surely, 212162317 is an apocalyptic number.

It is an amenable number.

12162317 is a deficient number, since it is larger than the sum of its proper divisors (1).

12162317 is an equidigital number, since it uses as much as digits as its factorization.

12162317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504, while the sum is 23.

The square root of 12162317 is about 3487.4513616680. The cubic root of 12162317 is about 229.9704877067.

Adding to 12162317 its reverse (71326121), we get a palindrome (83488438).

The spelling of 12162317 in words is "twelve million, one hundred sixty-two thousand, three hundred seventeen".