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12373 is a prime number

12373 has 2 divisors, whose sum is σ = 12374. Its totient is φ = 12372.

The previous prime is 12347. The next prime is 12377. The reversal of 12373 is 37321.

Adding to 12373 its reverse (37321), we get a palindrome (49694).

It can be divided in two parts, 123 and 73, that added together give a square (196 = 142).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10609 + 1764 = 103^2 + 42^2 .

It is an emirp because it is prime and its reverse (37321) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12373 is a prime.

It is a super-2 number, since 2×123732 = 306182258, which contains 22 as substring.

12373 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12377) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6186 + 6187.

It is an arithmetic number, because the mean of its divisors is an integer number (6187).

212373 is an apocalyptic number.

It is an amenable number.

12373 is a deficient number, since it is larger than the sum of its proper divisors (1).

12373 is an equidigital number, since it uses as much as digits as its factorization.

12373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 126, while the sum is 16.

The square root of 12373 is about 111.2339876117. The cubic root of 12373 is about 23.1290789007.

The spelling of 12373 in words is "twelve thousand, three hundred seventy-three", and thus it is an iban number.