1313311 has 2 divisors, whose sum is σ = 1313312. Its totient is φ = 1313310.

The previous prime is 1313297. The next prime is 1313317. The reversal of 1313311 is 1133131.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1133131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1313311 - 2¹¹ = 1311263 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1313291 and 1313300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656655 + 656656.

It is an arithmetic number, because the mean of its divisors is an integer number (656656).

2^1313311 is an apocalyptic number.

1313311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313311 is an equidigital number, since it uses as much as digits as its factorization.

1313311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27, while the sum is 13.

The square root of 1313311 is about 1145.9978184971. The cubic root of 1313311 is about 109.5105249018.

Adding to 1313311 its reverse (1133131), we get a palindrome (2446442).

The spelling of 1313311 in words is "one million, three hundred thirteen thousand, three hundred eleven".