12377 has 2 divisors, whose sum is σ = 12378. Its totient is φ = 12376.

The previous prime is 12373. The next prime is 12379. The reversal of 12377 is 77321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8281 + 4096 = 91^2 + 64^2 .

It is a cyclic number.

It is not a de Polignac number, because 12377 - 2² = 12373 is a prime.

Together with 12379, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 10.

It is a nialpdrome in base 11.

It is not a weakly prime, because it can be changed into another prime (12373) 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, 6188 + 6189.

It is an arithmetic number, because the mean of its divisors is an integer number (6189).

2¹²³⁷⁷ is an apocalyptic number.

It is an amenable number.

12377 is a deficient number, since it is larger than the sum of its proper divisors (1).

12377 is an equidigital number, since it uses as much as digits as its factorization.

12377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 294, while the sum is 20.

The square root of 12377 is about 111.2519662748. The cubic root of 12377 is about 23.1315710569.

Adding to 12377 its reverse (77321), we get a palindrome (89698).

The spelling of 12377 in words is "twelve thousand, three hundred seventy-seven", and thus it is an iban number.