11012343169 has 2 divisors, whose sum is σ = 11012343170. Its totient is φ = 11012343168.

The previous prime is 11012343151. The next prime is 11012343191. The reversal of 11012343169 is 96134321011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10820160400 + 192182769 = 104020^2 + 13863^2 .

It is a cyclic number.

It is not a de Polignac number, because 11012343169 - 2⁵ = 11012343137 is a prime.

It is a super-2 number, since 2×11012343169² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11012343169.

It is not a weakly prime, because it can be changed into another prime (11012343119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506171584 + 5506171585.

It is an arithmetic number, because the mean of its divisors is an integer number (5506171585).

Almost surely, 2^11012343169 is an apocalyptic number.

It is an amenable number.

11012343169 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012343169 is an equidigital number, since it uses as much as digits as its factorization.

11012343169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 31.

The spelling of 11012343169 in words is "eleven billion, twelve million, three hundred forty-three thousand, one hundred sixty-nine".