1084919916943 has 2 divisors, whose sum is σ = 1084919916944. Its totient is φ = 1084919916942.

The previous prime is 1084919916923. The next prime is 1084919917021. The reversal of 1084919916943 is 3496199194801.

1084919916943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1084919916943 is a prime.

It is a super-3 number, since 3×1084919916943³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1084919916923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 542459958471 + 542459958472.

It is an arithmetic number, because the mean of its divisors is an integer number (542459958472).

Almost surely, 2^{1084919916943} is an apocalyptic number.

1084919916943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1084919916943 is an equidigital number, since it uses as much as digits as its factorization.

1084919916943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15116544, while the sum is 64.

The spelling of 1084919916943 in words is "one trillion, eighty-four billion, nine hundred nineteen million, nine hundred sixteen thousand, nine hundred forty-three".