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12123341 is a prime number
BaseRepresentation
bin101110001111…
…110011001101
3211210221002122
4232033303031
511100421331
61111502325
7205022006
oct56176315
924727078
1012123341
11693049a
1240879a5
132686199
1418781ad
1510e717b
hexb8fccd

12123341 has 2 divisors, whose sum is σ = 12123342. Its totient is φ = 12123340.

The previous prime is 12123317. The next prime is 12123359. The reversal of 12123341 is 14332121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9947716 + 2175625 = 3154^2 + 1475^2 .

It is an emirp because it is prime and its reverse (14332121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12123341 - 218 = 11861197 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12123361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6061670 + 6061671.

It is an arithmetic number, because the mean of its divisors is an integer number (6061671).

Almost surely, 212123341 is an apocalyptic number.

It is an amenable number.

12123341 is a deficient number, since it is larger than the sum of its proper divisors (1).

12123341 is an equidigital number, since it uses as much as digits as its factorization.

12123341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144, while the sum is 17.

The square root of 12123341 is about 3481.8588426299. The cubic root of 12123341 is about 229.7245663197.

Adding to 12123341 its reverse (14332121), we get a palindrome (26455462).

The spelling of 12123341 in words is "twelve million, one hundred twenty-three thousand, three hundred forty-one".