12828377 has 2 divisors, whose sum is σ = 12828378. Its totient is φ = 12828376.

The previous prime is 12828331. The next prime is 12828407. The reversal of 12828377 is 77382821.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11723776 + 1104601 = 3424^2 + 1051^2 .

It is a cyclic number.

It is not a de Polignac number, because 12828377 - 2¹⁴ = 12811993 is a prime.

It is a super-3 number, since 3×12828377³ (a number of 22 digits) contains 333 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12828377.

It is not a weakly prime, because it can be changed into another prime (12828317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6414188 + 6414189.

It is an arithmetic number, because the mean of its divisors is an integer number (6414189).

Almost surely, 2^12828377 is an apocalyptic number.

It is an amenable number.

12828377 is a deficient number, since it is larger than the sum of its proper divisors (1).

12828377 is an equidigital number, since it uses as much as digits as its factorization.

12828377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37632, while the sum is 38.

The square root of 12828377 is about 3581.6723747434. The cubic root of 12828377 is about 234.0941557438.

The spelling of 12828377 in words is "twelve million, eight hundred twenty-eight thousand, three hundred seventy-seven".