1327126143361 has 2 divisors, whose sum is σ = 1327126143362. Its totient is φ = 1327126143360.

The previous prime is 1327126143349. The next prime is 1327126143401. The reversal of 1327126143361 is 1633416217231.

It is a happy number.

It is an a-pointer prime, because the next prime (1327126143401) can be obtained adding 1327126143361 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1314964464961 + 12161678400 = 1146719^2 + 110280^2 .

It is a cyclic number.

It is not a de Polignac number, because 1327126143361 - 2¹³ = 1327126135169 is a prime.

It is a super-2 number, since 2×1327126143361² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1327126143331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663563071680 + 663563071681.

It is an arithmetic number, because the mean of its divisors is an integer number (663563071681).

Almost surely, 2^{1327126143361} is an apocalyptic number.

It is an amenable number.

1327126143361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1327126143361 is an equidigital number, since it uses as much as digits as its factorization.

1327126143361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 40.

The spelling of 1327126143361 in words is "one trillion, three hundred twenty-seven billion, one hundred twenty-six million, one hundred forty-three thousand, three hundred sixty-one".