1198882186811 has 2 divisors, whose sum is σ = 1198882186812. Its totient is φ = 1198882186810.

The previous prime is 1198882186771. The next prime is 1198882186849. The reversal of 1198882186811 is 1186812888911.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1198882186811 is a prime.

It is not a weakly prime, because it can be changed into another prime (1198882182811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 599441093405 + 599441093406.

It is an arithmetic number, because the mean of its divisors is an integer number (599441093406).

Almost surely, 2^{1198882186811} is an apocalyptic number.

1198882186811 is a deficient number, since it is larger than the sum of its proper divisors (1).

1198882186811 is an equidigital number, since it uses as much as digits as its factorization.

1198882186811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3538944, while the sum is 62.

The spelling of 1198882186811 in words is "one trillion, one hundred ninety-eight billion, eight hundred eighty-two million, one hundred eighty-six thousand, eight hundred eleven".