1111275313 has 2 divisors, whose sum is σ = 1111275314. Its totient is φ = 1111275312.

The previous prime is 1111275307. The next prime is 1111275317. The reversal of 1111275313 is 3135721111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 758286369 + 352988944 = 27537^2 + 18788^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111275313 is a prime.

It is not a weakly prime, because it can be changed into another prime (1111275317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555637656 + 555637657.

It is an arithmetic number, because the mean of its divisors is an integer number (555637657).

Almost surely, 2^1111275313 is an apocalyptic number.

It is an amenable number.

1111275313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111275313 is an equidigital number, since it uses as much as digits as its factorization.

1111275313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 630, while the sum is 25.

The square root of 1111275313 is about 33335.7962706758. The cubic root of 1111275313 is about 1035.7951874828.

Adding to 1111275313 its reverse (3135721111), we get a palindrome (4246996424).

The spelling of 1111275313 in words is "one billion, one hundred eleven million, two hundred seventy-five thousand, three hundred thirteen".