11434442149817 has 2 divisors, whose sum is σ = 11434442149818. Its totient is φ = 11434442149816.

The previous prime is 11434442149807. The next prime is 11434442149829. The reversal of 11434442149817 is 71894124443411.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8658682894096 + 2775759255721 = 2942564^2 + 1666061^2 .

It is an emirp because it is prime and its reverse (71894124443411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11434442149817 - 2¹⁰ = 11434442148793 is a prime.

It is not a weakly prime, because it can be changed into another prime (11434442149807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5717221074908 + 5717221074909.

It is an arithmetic number, because the mean of its divisors is an integer number (5717221074909).

Almost surely, 2^{11434442149817} is an apocalyptic number.

It is an amenable number.

11434442149817 is a deficient number, since it is larger than the sum of its proper divisors (1).

11434442149817 is an equidigital number, since it uses as much as digits as its factorization.

11434442149817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3096576, while the sum is 53.

The spelling of 11434442149817 in words is "eleven trillion, four hundred thirty-four billion, four hundred forty-two million, one hundred forty-nine thousand, eight hundred seventeen".