1131204311298 has 32 divisors (see below), whose sum is σ = 2544073963200. Its totient is φ = 372525113088.

The previous prime is 1131204311267. The next prime is 1131204311299. The reversal of 1131204311298 is 8921134021311.

It is a happy number.

1131204311298 is a `hidden beast` number, since 1 + 1 + 3 + 120 + 431 + 12 + 98 = 666.

It is not an unprimeable number, because it can be changed into a prime (1131204311299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126189663 + ... + 126198626.

It is an arithmetic number, because the mean of its divisors is an integer number (79502311350).

Almost surely, 2^{1131204311298} is an apocalyptic number.

1131204311298 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1131204311298 is an abundant number, since it is smaller than the sum of its proper divisors (1412869651902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131204311298 is a wasteful number, since it uses less digits than its factorization.

1131204311298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252388383 (or 252388377 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The spelling of 1131204311298 in words is "one trillion, one hundred thirty-one billion, two hundred four million, three hundred eleven thousand, two hundred ninety-eight".