1311114811 has 2 divisors, whose sum is σ = 1311114812. Its totient is φ = 1311114810.

The previous prime is 1311114799. The next prime is 1311114823. The reversal of 1311114811 is 1184111131.

It is a balanced prime because it is at equal distance from previous prime (1311114799) and next prime (1311114823).

It is a cyclic number.

It is not a de Polignac number, because 1311114811 - 2⁷ = 1311114683 is a prime.

It is not a weakly prime, because it can be changed into another prime (1311114881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655557405 + 655557406.

It is an arithmetic number, because the mean of its divisors is an integer number (655557406).

Almost surely, 2^1311114811 is an apocalyptic number.

1311114811 is a deficient number, since it is larger than the sum of its proper divisors (1).

1311114811 is an equidigital number, since it uses as much as digits as its factorization.

1311114811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96, while the sum is 22.

The square root of 1311114811 is about 36209.3193943217. The cubic root of 1311114811 is about 1094.4944772174.

Adding to 1311114811 its reverse (1184111131), we get a palindrome (2495225942).

The spelling of 1311114811 in words is "one billion, three hundred eleven million, one hundred fourteen thousand, eight hundred eleven".