11103032449 has 2 divisors, whose sum is σ = 11103032450. Its totient is φ = 11103032448.

The previous prime is 11103032417. The next prime is 11103032471. The reversal of 11103032449 is 94423030111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9693780849 + 1409251600 = 98457^2 + 37540^2 .

It is an emirp because it is prime and its reverse (94423030111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11103032449 - 2⁵ = 11103032417 is a prime.

It is not a weakly prime, because it can be changed into another prime (11103032749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551516224 + 5551516225.

It is an arithmetic number, because the mean of its divisors is an integer number (5551516225).

Almost surely, 2^11103032449 is an apocalyptic number.

It is an amenable number.

11103032449 is a deficient number, since it is larger than the sum of its proper divisors (1).

11103032449 is an equidigital number, since it uses as much as digits as its factorization.

11103032449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 11103032449 in words is "eleven billion, one hundred three million, thirty-two thousand, four hundred forty-nine".