1311003323198 has 8 divisors (see below), whose sum is σ = 1994202238320. Its totient is φ = 646269243760.

The previous prime is 1311003323191. The next prime is 1311003323219. The reversal of 1311003323198 is 8913233001131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311003323191) 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 in 3 ways as a sum of consecutive naturals, for example, 4616208743 + ... + 4616209026.

It is an arithmetic number, because the mean of its divisors is an integer number (249275279790).

Almost surely, 2^{1311003323198} is an apocalyptic number.

1311003323198 is a deficient number, since it is larger than the sum of its proper divisors (683198915122).

1311003323198 is an equidigital number, since it uses as much as digits as its factorization.

1311003323198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9232417842.

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 1311003323198 in words is "one trillion, three hundred eleven billion, three million, three hundred twenty-three thousand, one hundred ninety-eight".