11967313 has 2 divisors, whose sum is σ = 11967314. Its totient is φ = 11967312.

The previous prime is 11967301. The next prime is 11967323. The reversal of 11967313 is 31376911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11135569 + 831744 = 3337^2 + 912^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11967313 is a prime.

It is not a weakly prime, because it can be changed into another prime (11967323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5983656 + 5983657.

It is an arithmetic number, because the mean of its divisors is an integer number (5983657).

Almost surely, 2^11967313 is an apocalyptic number.

It is an amenable number.

11967313 is a deficient number, since it is larger than the sum of its proper divisors (1).

11967313 is an equidigital number, since it uses as much as digits as its factorization.

11967313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3402, while the sum is 31.

The square root of 11967313 is about 3459.3804358584. The cubic root of 11967313 is about 228.7347857340.

The spelling of 11967313 in words is "eleven million, nine hundred sixty-seven thousand, three hundred thirteen".