1098075280667 has 2 divisors, whose sum is σ = 1098075280668. Its totient is φ = 1098075280666.

The previous prime is 1098075280583. The next prime is 1098075280669. The reversal of 1098075280667 is 7660825708901.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1098075280667 - 2¹⁶ = 1098075215131 is a prime.

Together with 1098075280669, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1098075280669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549037640333 + 549037640334.

It is an arithmetic number, because the mean of its divisors is an integer number (549037640334).

Almost surely, 2^{1098075280667} is an apocalyptic number.

1098075280667 is a deficient number, since it is larger than the sum of its proper divisors (1).

1098075280667 is an equidigital number, since it uses as much as digits as its factorization.

1098075280667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10160640, while the sum is 59.

The spelling of 1098075280667 in words is "one trillion, ninety-eight billion, seventy-five million, two hundred eighty thousand, six hundred sixty-seven".