11449163497 has 2 divisors, whose sum is σ = 11449163498. Its totient is φ = 11449163496.

The previous prime is 11449163423. The next prime is 11449163513. The reversal of 11449163497 is 79436194411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9528883456 + 1920280041 = 97616^2 + 43821^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11449163497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11449163497.

It is not a weakly prime, because it can be changed into another prime (11449163597) 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, 5724581748 + 5724581749.

It is an arithmetic number, because the mean of its divisors is an integer number (5724581749).

Almost surely, 2^11449163497 is an apocalyptic number.

It is an amenable number.

11449163497 is a deficient number, since it is larger than the sum of its proper divisors (1).

11449163497 is an equidigital number, since it uses as much as digits as its factorization.

11449163497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 49.

The spelling of 11449163497 in words is "eleven billion, four hundred forty-nine million, one hundred sixty-three thousand, four hundred ninety-seven".