1310311 has 2 divisors, whose sum is σ = 1310312. Its totient is φ = 1310310.

The previous prime is 1310293. The next prime is 1310327. The reversal of 1310311 is 1130131.

It is a strong prime.

It is an emirp because it is prime and its reverse (1130131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1310311 - 2⁵ = 1310279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1310371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655155 + 655156.

It is an arithmetic number, because the mean of its divisors is an integer number (655156).

2^1310311 is an apocalyptic number.

1310311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310311 is an equidigital number, since it uses as much as digits as its factorization.

1310311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9, while the sum is 10.

The square root of 1310311 is about 1144.6881671442. The cubic root of 1310311 is about 109.4270762624.

Adding to 1310311 its reverse (1130131), we get a palindrome (2440442).

The spelling of 1310311 in words is "one million, three hundred ten thousand, three hundred eleven".