1116657523 has 2 divisors, whose sum is σ = 1116657524. Its totient is φ = 1116657522.

The previous prime is 1116657511. The next prime is 1116657539. The reversal of 1116657523 is 3257566111.

It is a weak prime.

It is an emirp because it is prime and its reverse (3257566111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1116657523 - 2⁵ = 1116657491 is a prime.

It is not a weakly prime, because it can be changed into another prime (1116657323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558328761 + 558328762.

It is an arithmetic number, because the mean of its divisors is an integer number (558328762).

Almost surely, 2^1116657523 is an apocalyptic number.

1116657523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116657523 is an equidigital number, since it uses as much as digits as its factorization.

1116657523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37800, while the sum is 37.

The square root of 1116657523 is about 33416.4259459326. The cubic root of 1116657523 is about 1037.4647081042.

The spelling of 1116657523 in words is "one billion, one hundred sixteen million, six hundred fifty-seven thousand, five hundred twenty-three".