1116657539 has 2 divisors, whose sum is σ = 1116657540. Its totient is φ = 1116657538.

The previous prime is 1116657523. The next prime is 1116657551. The reversal of 1116657539 is 9357566111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1116657539 - 2⁴ = 1116657523 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1116657539.

It is not a weakly prime, because it can be changed into another prime (1116657739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558328769 + 558328770.

It is an arithmetic number, because the mean of its divisors is an integer number (558328770).

Almost surely, 2^1116657539 is an apocalyptic number.

1116657539 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116657539 is an equidigital number, since it uses as much as digits as its factorization.

1116657539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 170100, while the sum is 44.

The square root of 1116657539 is about 33416.4261853359. The cubic root of 1116657539 is about 1037.4647130593.

The spelling of 1116657539 in words is "one billion, one hundred sixteen million, six hundred fifty-seven thousand, five hundred thirty-nine".