116606559 has 4 divisors (see below), whose sum is σ = 155475416. Its totient is φ = 77737704.

The previous prime is 116606557. The next prime is 116606561. The reversal of 116606559 is 955606611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 955606611 = 3 ⋅318535537.

It is an interprime number because it is at equal distance from previous prime (116606557) and next prime (116606561).

It is not a de Polignac number, because 116606559 - 2¹ = 116606557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116606557) 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 in 3 ways as a sum of consecutive naturals, for example, 19434424 + ... + 19434429.

It is an arithmetic number, because the mean of its divisors is an integer number (38868854).

Almost surely, 2^116606559 is an apocalyptic number.

116606559 is a deficient number, since it is larger than the sum of its proper divisors (38868857).

116606559 is an equidigital number, since it uses as much as digits as its factorization.

116606559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38868856.

The product of its (nonzero) digits is 48600, while the sum is 39.

The square root of 116606559 is about 10798.4516945718. The cubic root of 116606559 is about 488.5484726765.

The spelling of 116606559 in words is "one hundred sixteen million, six hundred six thousand, five hundred fifty-nine".