1286107 has 2 divisors, whose sum is σ = 1286108. Its totient is φ = 1286106.

The previous prime is 1286099. The next prime is 1286119. The reversal of 1286107 is 7016821.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1286107 - 2³ = 1286099 is a prime.

1286107 is a lucky number.

It is a plaindrome in base 14.

It is a nialpdrome in base 6.

It is not a weakly prime, because it can be changed into another prime (1286147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 643053 + 643054.

It is an arithmetic number, because the mean of its divisors is an integer number (643054).

2^1286107 is an apocalyptic number.

1286107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1286107 is an equidigital number, since it uses as much as digits as its factorization.

1286107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 1286107 is about 1134.0665765289. The cubic root of 1286107 is about 108.7491073164.

The spelling of 1286107 in words is "one million, two hundred eighty-six thousand, one hundred seven".