1310430403081 has 2 divisors, whose sum is σ = 1310430403082. Its totient is φ = 1310430403080.

The previous prime is 1310430403067. The next prime is 1310430403127. The reversal of 1310430403081 is 1803040340131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 939525042681 + 370905360400 = 969291^2 + 609020^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310430403081 - 2²⁷ = 1310296185353 is a prime.

It is a super-2 number, since 2×1310430403081² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1310430403031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655215201540 + 655215201541.

It is an arithmetic number, because the mean of its divisors is an integer number (655215201541).

Almost surely, 2^{1310430403081} is an apocalyptic number.

It is an amenable number.

1310430403081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310430403081 is an equidigital number, since it uses as much as digits as its factorization.

1310430403081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 1310430403081 in words is "one trillion, three hundred ten billion, four hundred thirty million, four hundred three thousand, eighty-one".