1042918710791 has 2 divisors, whose sum is σ = 1042918710792. Its totient is φ = 1042918710790.

The previous prime is 1042918710761. The next prime is 1042918710809. The reversal of 1042918710791 is 1970178192401.

It is a strong prime.

It is an emirp because it is prime and its reverse (1970178192401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1042918710791 is a prime.

It is a super-2 number, since 2×1042918710791² (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 (1042918710761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521459355395 + 521459355396.

It is an arithmetic number, because the mean of its divisors is an integer number (521459355396).

Almost surely, 2^{1042918710791} is an apocalyptic number.

1042918710791 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042918710791 is an equidigital number, since it uses as much as digits as its factorization.

1042918710791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 50.

The spelling of 1042918710791 in words is "one trillion, forty-two billion, nine hundred eighteen million, seven hundred ten thousand, seven hundred ninety-one".