11543132001773 has 2 divisors, whose sum is σ = 11543132001774. Its totient is φ = 11543132001772.

The previous prime is 11543132001721. The next prime is 11543132001811. The reversal of 11543132001773 is 37710023134511.

It is an a-pointer prime, because the next prime (11543132001811) can be obtained adding 11543132001773 to its sum of digits (38).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10623447165769 + 919684836004 = 3259363^2 + 959002^2 .

It is a cyclic number.

It is not a de Polignac number, because 11543132001773 - 2⁸ = 11543132001517 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11543132006773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5771566000886 + 5771566000887.

It is an arithmetic number, because the mean of its divisors is an integer number (5771566000887).

Almost surely, 2^{11543132001773} is an apocalyptic number.

It is an amenable number.

11543132001773 is a deficient number, since it is larger than the sum of its proper divisors (1).

11543132001773 is an equidigital number, since it uses as much as digits as its factorization.

11543132001773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52920, while the sum is 38.

The spelling of 11543132001773 in words is "eleven trillion, five hundred forty-three billion, one hundred thirty-two million, one thousand, seven hundred seventy-three".