12843377 has 2 divisors, whose sum is σ = 12843378. Its totient is φ = 12843376.

The previous prime is 12843343. The next prime is 12843409. The reversal of 12843377 is 77334821.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8042896 + 4800481 = 2836^2 + 2191^2 .

It is an emirp because it is prime and its reverse (77334821) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12843377 - 2⁸ = 12843121 is a prime.

It is a Chen prime.

It is equal to p₈₃₉₇₅₃ and since 12843377 and 839753 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (12843307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6421688 + 6421689.

It is an arithmetic number, because the mean of its divisors is an integer number (6421689).

Almost surely, 2^12843377 is an apocalyptic number.

It is an amenable number.

12843377 is a deficient number, since it is larger than the sum of its proper divisors (1).

12843377 is an equidigital number, since it uses as much as digits as its factorization.

12843377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28224, while the sum is 35.

The square root of 12843377 is about 3583.7657568541. The cubic root of 12843377 is about 234.1853609579.

The spelling of 12843377 in words is "twelve million, eight hundred forty-three thousand, three hundred seventy-seven".