116571047 has 4 divisors (see below), whose sum is σ = 116593440. Its totient is φ = 116548656.

The previous prime is 116571041. The next prime is 116571071. The reversal of 116571047 is 740175611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 740175611 = 7 ⋅105739373.

It is a cyclic number.

It is not a de Polignac number, because 116571047 - 2⁶ = 116570983 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 (116571041) 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, 1154 + ... + 15312.

It is an arithmetic number, because the mean of its divisors is an integer number (29148360).

Almost surely, 2^116571047 is an apocalyptic number.

116571047 is a deficient number, since it is larger than the sum of its proper divisors (22393).

116571047 is an equidigital number, since it uses as much as digits as its factorization.

116571047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22392.

The product of its (nonzero) digits is 5880, while the sum is 32.

The square root of 116571047 is about 10796.8072595559. The cubic root of 116571047 is about 488.4988725653.

The spelling of 116571047 in words is "one hundred sixteen million, five hundred seventy-one thousand, forty-seven".