11554143630343 has 2 divisors, whose sum is σ = 11554143630344. Its totient is φ = 11554143630342.

The previous prime is 11554143630319. The next prime is 11554143630397. The reversal of 11554143630343 is 34303634145511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11554143630343 - 2²¹ = 11554141533191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11554143630343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11554143640343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5777071815171 + 5777071815172.

It is an arithmetic number, because the mean of its divisors is an integer number (5777071815172).

Almost surely, 2^{11554143630343} is an apocalyptic number.

11554143630343 is a deficient number, since it is larger than the sum of its proper divisors (1).

11554143630343 is an equidigital number, since it uses as much as digits as its factorization.

11554143630343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 43.

Adding to 11554143630343 its reverse (34303634145511), we get a palindrome (45857777775854).

The spelling of 11554143630343 in words is "eleven trillion, five hundred fifty-four billion, one hundred forty-three million, six hundred thirty thousand, three hundred forty-three".