1311367 has 2 divisors, whose sum is σ = 1311368. Its totient is φ = 1311366.

The previous prime is 1311353. The next prime is 1311377. The reversal of 1311367 is 7631131.

It is a strong prime.

It is an emirp because it is prime and its reverse (7631131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1311367 - 2⁷ = 1311239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1311307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655683 + 655684.

It is an arithmetic number, because the mean of its divisors is an integer number (655684).

2^1311367 is an apocalyptic number.

1311367 is a deficient number, since it is larger than the sum of its proper divisors (1).

1311367 is an equidigital number, since it uses as much as digits as its factorization.

1311367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 378, while the sum is 22.

The square root of 1311367 is about 1145.1493352397. The cubic root of 1311367 is about 109.4564646961.

Adding to 1311367 its reverse (7631131), we get a palindrome (8942498).

The spelling of 1311367 in words is "one million, three hundred eleven thousand, three hundred sixty-seven".