1054330600781 has 2 divisors, whose sum is σ = 1054330600782. Its totient is φ = 1054330600780.

The previous prime is 1054330600733. The next prime is 1054330600801. The reversal of 1054330600781 is 1870060334501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 741587934025 + 312742666756 = 861155^2 + 559234^2 .

It is an emirp because it is prime and its reverse (1870060334501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1054330600781 - 2³⁴ = 1037150731597 is a prime.

It is a super-2 number, since 2×1054330600781² (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 (1054330600711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527165300390 + 527165300391.

It is an arithmetic number, because the mean of its divisors is an integer number (527165300391).

Almost surely, 2^{1054330600781} is an apocalyptic number.

It is an amenable number.

1054330600781 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054330600781 is an equidigital number, since it uses as much as digits as its factorization.

1054330600781 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 1054330600781 in words is "one trillion, fifty-four billion, three hundred thirty million, six hundred thousand, seven hundred eighty-one".