1116659249 has 2 divisors, whose sum is σ = 1116659250. Its totient is φ = 1116659248.

The previous prime is 1116659197. The next prime is 1116659377. The reversal of 1116659249 is 9429566111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 991935025 + 124724224 = 31495^2 + 11168^2 .

It is a cyclic number.

It is not a de Polignac number, because 1116659249 - 2²⁸ = 848223793 is a prime.

It is not a weakly prime, because it can be changed into another prime (1116659749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558329624 + 558329625.

It is an arithmetic number, because the mean of its divisors is an integer number (558329625).

Almost surely, 2^1116659249 is an apocalyptic number.

It is an amenable number.

1116659249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116659249 is an equidigital number, since it uses as much as digits as its factorization.

1116659249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116640, while the sum is 44.

The square root of 1116659249 is about 33416.4517715451. The cubic root of 1116659249 is about 1037.4652426349.

The spelling of 1116659249 in words is "one billion, one hundred sixteen million, six hundred fifty-nine thousand, two hundred forty-nine".