1311133164277 has 2 divisors, whose sum is σ = 1311133164278. Its totient is φ = 1311133164276.

The previous prime is 1311133164259. The next prime is 1311133164349. The reversal of 1311133164277 is 7724613311131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 949843210801 + 361289953476 = 974599^2 + 601074^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1311133164277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1311133161277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655566582138 + 655566582139.

It is an arithmetic number, because the mean of its divisors is an integer number (655566582139).

Almost surely, 2^{1311133164277} is an apocalyptic number.

It is an amenable number.

1311133164277 is a deficient number, since it is larger than the sum of its proper divisors (1).

1311133164277 is an equidigital number, since it uses as much as digits as its factorization.

1311133164277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 40.

The spelling of 1311133164277 in words is "one trillion, three hundred eleven billion, one hundred thirty-three million, one hundred sixty-four thousand, two hundred seventy-seven".