1113552449 has 2 divisors, whose sum is σ = 1113552450. Its totient is φ = 1113552448.

The previous prime is 1113552431. The next prime is 1113552463. The reversal of 1113552449 is 9442553111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1098591025 + 14961424 = 33145^2 + 3868^2 .

It is an emirp because it is prime and its reverse (9442553111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1113552449 - 2¹² = 1113548353 is a prime.

It is not a weakly prime, because it can be changed into another prime (1113552749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556776224 + 556776225.

It is an arithmetic number, because the mean of its divisors is an integer number (556776225).

Almost surely, 2^1113552449 is an apocalyptic number.

It is an amenable number.

1113552449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113552449 is an equidigital number, since it uses as much as digits as its factorization.

1113552449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 35.

The square root of 1113552449 is about 33369.9333082942. The cubic root of 1113552449 is about 1036.5021941878.

The spelling of 1113552449 in words is "one billion, one hundred thirteen million, five hundred fifty-two thousand, four hundred forty-nine".