1313622205127 has 2 divisors, whose sum is σ = 1313622205128. Its totient is φ = 1313622205126.

The previous prime is 1313622205121. The next prime is 1313622205211. The reversal of 1313622205127 is 7215022263131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1313622205127 - 2⁴ = 1313622205111 is a prime.

It is a super-2 number, since 2×1313622205127² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313622205121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656811102563 + 656811102564.

It is an arithmetic number, because the mean of its divisors is an integer number (656811102564).

Almost surely, 2^{1313622205127} is an apocalyptic number.

1313622205127 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313622205127 is an equidigital number, since it uses as much as digits as its factorization.

1313622205127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

Adding to 1313622205127 its reverse (7215022263131), we get a palindrome (8528644468258).

The spelling of 1313622205127 in words is "one trillion, three hundred thirteen billion, six hundred twenty-two million, two hundred five thousand, one hundred twenty-seven".