116570217 has 4 divisors (see below), whose sum is σ = 155426960. Its totient is φ = 77713476.

The previous prime is 116570213. The next prime is 116570243. The reversal of 116570217 is 712075611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 116570217 - 2² = 116570213 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116570213) 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, 19428367 + ... + 19428372.

It is an arithmetic number, because the mean of its divisors is an integer number (38856740).

Almost surely, 2^116570217 is an apocalyptic number.

It is an amenable number.

116570217 is a deficient number, since it is larger than the sum of its proper divisors (38856743).

116570217 is an equidigital number, since it uses as much as digits as its factorization.

116570217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38856742.

The product of its (nonzero) digits is 2940, while the sum is 30.

The square root of 116570217 is about 10796.7688221986. The cubic root of 116570217 is about 488.4977131721.

The spelling of 116570217 in words is "one hundred sixteen million, five hundred seventy thousand, two hundred seventeen".