1117043392180 has 12 divisors (see below), whose sum is σ = 2345791123620. Its totient is φ = 446817356864.

The previous prime is 1117043392121. The next prime is 1117043392189. The reversal of 1117043392180 is 812933407111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 844803633424 + 272239758756 = 919132^2 + 521766^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117043392189) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27926084785 + ... + 27926084824.

It is an arithmetic number, because the mean of its divisors is an integer number (195482593635).

Almost surely, 2^{1117043392180} is an apocalyptic number.

1117043392180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1117043392180 is an abundant number, since it is smaller than the sum of its proper divisors (1228747731440).

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

1117043392180 is a wasteful number, since it uses less digits than its factorization.

1117043392180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55852169618 (or 55852169616 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 40.

Adding to 1117043392180 its reverse (812933407111), we get a palindrome (1929976799291).

The spelling of 1117043392180 in words is "one trillion, one hundred seventeen billion, forty-three million, three hundred ninety-two thousand, one hundred eighty".