116012566 has 4 divisors (see below), whose sum is σ = 174018852. Its totient is φ = 58006282.

The previous prime is 116012563. The next prime is 116012569. The reversal of 116012566 is 665210611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 665210611 = 13 ⋅51170047.

It is an interprime number because it is at equal distance from previous prime (116012563) and next prime (116012569).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116012563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29003140 + ... + 29003143.

It is an arithmetic number, because the mean of its divisors is an integer number (43504713).

Almost surely, 2^116012566 is an apocalyptic number.

116012566 is a deficient number, since it is larger than the sum of its proper divisors (58006286).

116012566 is an equidigital number, since it uses as much as digits as its factorization.

116012566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58006285.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 116012566 is about 10770.9129603762. The cubic root of 116012566 is about 487.7175059223.

The spelling of 116012566 in words is "one hundred sixteen million, twelve thousand, five hundred sixty-six".