116566547 has 4 divisors (see below), whose sum is σ = 118477536. Its totient is φ = 114655560.

The previous prime is 116566531. The next prime is 116566561. The reversal of 116566547 is 745665611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 745665611 = 17 ⋅43862683.

It is a cyclic number.

It is not a de Polignac number, because 116566547 - 2⁴ = 116566531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116560547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 955403 + ... + 955524.

It is an arithmetic number, because the mean of its divisors is an integer number (29619384).

Almost surely, 2^116566547 is an apocalyptic number.

116566547 is a deficient number, since it is larger than the sum of its proper divisors (1910989).

116566547 is an equidigital number, since it uses as much as digits as its factorization.

116566547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1910988.

The product of its digits is 151200, while the sum is 41.

The square root of 116566547 is about 10796.5988626048. The cubic root of 116566547 is about 488.4925866327.

The spelling of 116566547 in words is "one hundred sixteen million, five hundred sixty-six thousand, five hundred forty-seven".