311341 has 2 divisors, whose sum is σ = 311342. Its totient is φ = 311340.

The previous prime is 311329. The next prime is 311347. The reversal of 311341 is 143113.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 298116 + 13225 = 546^2 + 115^2 .

It is an emirp because it is prime and its reverse (143113) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 311341 - 2⁹ = 310829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (311347) 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, 155670 + 155671.

It is an arithmetic number, because the mean of its divisors is an integer number (155671).

2³¹¹³⁴¹ is an apocalyptic number.

It is an amenable number.

311341 is a deficient number, since it is larger than the sum of its proper divisors (1).

311341 is an equidigital number, since it uses as much as digits as its factorization.

311341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36, while the sum is 13.

The square root of 311341 is about 557.9793903004. The cubic root of 311341 is about 67.7764428853.

Adding to 311341 its reverse (143113), we get a palindrome (454454).

The spelling of 311341 in words is "three hundred eleven thousand, three hundred forty-one", and thus it is an iban number.