11122294549 has 2 divisors, whose sum is σ = 11122294550. Its totient is φ = 11122294548.

The previous prime is 11122294543. The next prime is 11122294577. The reversal of 11122294549 is 94549222111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8969984100 + 2152310449 = 94710^2 + 46393^2 .

It is a cyclic number.

It is not a de Polignac number, because 11122294549 - 2⁹ = 11122294037 is a prime.

It is a super-2 number, since 2×11122294549² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11122294543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561147274 + 5561147275.

It is an arithmetic number, because the mean of its divisors is an integer number (5561147275).

Almost surely, 2^11122294549 is an apocalyptic number.

It is an amenable number.

11122294549 is a deficient number, since it is larger than the sum of its proper divisors (1).

11122294549 is an equidigital number, since it uses as much as digits as its factorization.

11122294549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 40.

The spelling of 11122294549 in words is "eleven billion, one hundred twenty-two million, two hundred ninety-four thousand, five hundred forty-nine".