1373648180543 has 2 divisors, whose sum is σ = 1373648180544. Its totient is φ = 1373648180542.

The previous prime is 1373648180539. The next prime is 1373648180563. The reversal of 1373648180543 is 3450818463731.

It is a weak prime.

It is an emirp because it is prime and its reverse (3450818463731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1373648180543 - 2² = 1373648180539 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1373648180503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686824090271 + 686824090272.

It is an arithmetic number, because the mean of its divisors is an integer number (686824090272).

Almost surely, 2^{1373648180543} is an apocalyptic number.

1373648180543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1373648180543 is an equidigital number, since it uses as much as digits as its factorization.

1373648180543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 1373648180543 in words is "one trillion, three hundred seventy-three billion, six hundred forty-eight million, one hundred eighty thousand, five hundred forty-three".