1311321130367 has 2 divisors, whose sum is σ = 1311321130368. Its totient is φ = 1311321130366.

The previous prime is 1311321130291. The next prime is 1311321130391. The reversal of 1311321130367 is 7630311231131.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (7630311231131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1311321130367 - 2²⁰ = 1311320081791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1311321135367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655660565183 + 655660565184.

It is an arithmetic number, because the mean of its divisors is an integer number (655660565184).

Almost surely, 2^{1311321130367} is an apocalyptic number.

1311321130367 is a deficient number, since it is larger than the sum of its proper divisors (1).

1311321130367 is an equidigital number, since it uses as much as digits as its factorization.

1311321130367 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 32.

Adding to 1311321130367 its reverse (7630311231131), we get a palindrome (8941632361498).

The spelling of 1311321130367 in words is "one trillion, three hundred eleven billion, three hundred twenty-one million, one hundred thirty thousand, three hundred sixty-seven".