11043315344213 has 2 divisors, whose sum is σ = 11043315344214. Its totient is φ = 11043315344212.

The previous prime is 11043315344209. The next prime is 11043315344219. The reversal of 11043315344213 is 31244351334011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7066968274129 + 3976347070084 = 2658377^2 + 1994078^2 .

It is a cyclic number.

It is not a de Polignac number, because 11043315344213 - 2² = 11043315344209 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11043315344219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5521657672106 + 5521657672107.

It is an arithmetic number, because the mean of its divisors is an integer number (5521657672107).

Almost surely, 2^{11043315344213} is an apocalyptic number.

It is an amenable number.

11043315344213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11043315344213 is an equidigital number, since it uses as much as digits as its factorization.

11043315344213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 11043315344213 its reverse (31244351334011), we get a palindrome (42287666678224).

The spelling of 11043315344213 in words is "eleven trillion, forty-three billion, three hundred fifteen million, three hundred forty-four thousand, two hundred thirteen".