1326867307 has 2 divisors, whose sum is σ = 1326867308. Its totient is φ = 1326867306.

The previous prime is 1326867287. The next prime is 1326867313. The reversal of 1326867307 is 7037686231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1326867307 - 2¹¹ = 1326865259 is a prime.

It is not a weakly prime, because it can be changed into another prime (1326867317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663433653 + 663433654.

It is an arithmetic number, because the mean of its divisors is an integer number (663433654).

Almost surely, 2^1326867307 is an apocalyptic number.

1326867307 is a deficient number, since it is larger than the sum of its proper divisors (1).

1326867307 is an equidigital number, since it uses as much as digits as its factorization.

1326867307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 43.

The square root of 1326867307 is about 36426.1898501614. The cubic root of 1326867307 is about 1098.8603367310.

The spelling of 1326867307 in words is "one billion, three hundred twenty-six million, eight hundred sixty-seven thousand, three hundred seven".