1116625249 has 2 divisors, whose sum is σ = 1116625250. Its totient is φ = 1116625248.

The previous prime is 1116625243. The next prime is 1116625261. The reversal of 1116625249 is 9425266111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 850772224 + 265853025 = 29168^2 + 16305^2 .

It is a cyclic number.

It is not a de Polignac number, because 1116625249 - 2³ = 1116625241 is a prime.

It is not a weakly prime, because it can be changed into another prime (1116625241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558312624 + 558312625.

It is an arithmetic number, because the mean of its divisors is an integer number (558312625).

Almost surely, 2^1116625249 is an apocalyptic number.

It is an amenable number.

1116625249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116625249 is an equidigital number, since it uses as much as digits as its factorization.

1116625249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 37.

The square root of 1116625249 is about 33415.9430362215. The cubic root of 1116625249 is about 1037.4547129601.

The spelling of 1116625249 in words is "one billion, one hundred sixteen million, six hundred twenty-five thousand, two hundred forty-nine".