11543484395441 has 2 divisors, whose sum is σ = 11543484395442. Its totient is φ = 11543484395440.

The previous prime is 11543484395437. The next prime is 11543484395551. The reversal of 11543484395441 is 14459348434511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11365805285041 + 177679110400 = 3371321^2 + 421520^2 .

It is a cyclic number.

It is not a de Polignac number, because 11543484395441 - 2² = 11543484395437 is a prime.

It is not a weakly prime, because it can be changed into another prime (11543484395411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5771742197720 + 5771742197721.

It is an arithmetic number, because the mean of its divisors is an integer number (5771742197721).

Almost surely, 2^{11543484395441} is an apocalyptic number.

It is an amenable number.

11543484395441 is a deficient number, since it is larger than the sum of its proper divisors (1).

11543484395441 is an equidigital number, since it uses as much as digits as its factorization.

11543484395441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16588800, while the sum is 56.

The spelling of 11543484395441 in words is "eleven trillion, five hundred forty-three billion, four hundred eighty-four million, three hundred ninety-five thousand, four hundred forty-one".