1198931696407 has 2 divisors, whose sum is σ = 1198931696408. Its totient is φ = 1198931696406.

The previous prime is 1198931696399. The next prime is 1198931696447. The reversal of 1198931696407 is 7046961398911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1198931696407 - 2³ = 1198931696399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1198931696447) 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, 599465848203 + 599465848204.

It is an arithmetic number, because the mean of its divisors is an integer number (599465848204).

Almost surely, 2^{1198931696407} is an apocalyptic number.

1198931696407 is a deficient number, since it is larger than the sum of its proper divisors (1).

1198931696407 is an equidigital number, since it uses as much as digits as its factorization.

1198931696407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17635968, while the sum is 64.

The spelling of 1198931696407 in words is "one trillion, one hundred ninety-eight billion, nine hundred thirty-one million, six hundred ninety-six thousand, four hundred seven".