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12083321 is a prime number
BaseRepresentation
bin101110000110…
…000001111001
3211201220012102
4232012001321
511043131241
61110553145
7204464225
oct56060171
924656172
1012083321
116903418
1240687b5
132670bc3
141867785
1510da39b
hexb86079

12083321 has 2 divisors, whose sum is σ = 12083322. Its totient is φ = 12083320.

The previous prime is 12083299. The next prime is 12083327. The reversal of 12083321 is 12338021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11868025 + 215296 = 3445^2 + 464^2 .

It is a cyclic number.

It is not a de Polignac number, because 12083321 - 214 = 12066937 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12083293 and 12083302.

It is not a weakly prime, because it can be changed into another prime (12083327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6041660 + 6041661.

It is an arithmetic number, because the mean of its divisors is an integer number (6041661).

Almost surely, 212083321 is an apocalyptic number.

It is an amenable number.

12083321 is a deficient number, since it is larger than the sum of its proper divisors (1).

12083321 is an equidigital number, since it uses as much as digits as its factorization.

12083321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 12083321 is about 3476.1071617544. The cubic root of 12083321 is about 229.4715086861.

The spelling of 12083321 in words is "twelve million, eighty-three thousand, three hundred twenty-one".