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12923 is a prime number
BaseRepresentation
bin11001001111011
3122201122
43021323
5403143
6135455
752451
oct31173
918648
1012923
119789
12758b
135b61
1449d1
153c68
hex327b

12923 has 2 divisors, whose sum is σ = 12924. Its totient is φ = 12922.

The previous prime is 12919. The next prime is 12941. The reversal of 12923 is 32921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12923 - 22 = 12919 is a prime.

It is a Sophie Germain prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (12953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6461 + 6462.

It is an arithmetic number, because the mean of its divisors is an integer number (6462).

212923 is an apocalyptic number.

12923 is a deficient number, since it is larger than the sum of its proper divisors (1).

12923 is an equidigital number, since it uses as much as digits as its factorization.

12923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108, while the sum is 17.

The square root of 12923 is about 113.6793736788. The cubic root of 12923 is about 23.4668311298.

Adding to 12923 its product of digits (108), we get a palindrome (13031).

The spelling of 12923 in words is "twelve thousand, nine hundred twenty-three".