11317464449 has 2 divisors, whose sum is σ = 11317464450. Its totient is φ = 11317464448.

The previous prime is 11317464409. The next prime is 11317464493. The reversal of 11317464449 is 94446471311.

It is an a-pointer prime, because the next prime (11317464493) can be obtained adding 11317464449 to its sum of digits (44).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11244481600 + 72982849 = 106040^2 + 8543^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11317464449 is a prime.

It is not a weakly prime, because it can be changed into another prime (11317464409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5658732224 + 5658732225.

It is an arithmetic number, because the mean of its divisors is an integer number (5658732225).

Almost surely, 2^11317464449 is an apocalyptic number.

It is an amenable number.

11317464449 is a deficient number, since it is larger than the sum of its proper divisors (1).

11317464449 is an equidigital number, since it uses as much as digits as its factorization.

11317464449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 44.

The spelling of 11317464449 in words is "eleven billion, three hundred seventeen million, four hundred sixty-four thousand, four hundred forty-nine".