1157844104543 has 16 divisors (see below), whose sum is σ = 1394516832000. Its totient is φ = 939109609152.

The previous prime is 1157844104539. The next prime is 1157844104561. The reversal of 1157844104543 is 3454014487511.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1157844104543 - 2² = 1157844104539 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157844104503) 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 15 ways as a sum of consecutive naturals, for example, 4953038 + ... + 5181531.

It is an arithmetic number, because the mean of its divisors is an integer number (87157302000).

Almost surely, 2^{1157844104543} is an apocalyptic number.

1157844104543 is a deficient number, since it is larger than the sum of its proper divisors (236672727457).

1157844104543 is a wasteful number, since it uses less digits than its factorization.

1157844104543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10135454.

The product of its (nonzero) digits is 1075200, while the sum is 47.

The spelling of 1157844104543 in words is "one trillion, one hundred fifty-seven billion, eight hundred forty-four million, one hundred four thousand, five hundred forty-three".