116569439 has 8 divisors (see below), whose sum is σ = 133296768. Its totient is φ = 99860760.

The previous prime is 116569417. The next prime is 116569457. The reversal of 116569439 is 934965611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 116569439 - 2²⁴ = 99792223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116569439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116569489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13424 + ... + 20330.

It is an arithmetic number, because the mean of its divisors is an integer number (16662096).

Almost surely, 2^116569439 is an apocalyptic number.

116569439 is a deficient number, since it is larger than the sum of its proper divisors (16727329).

116569439 is an equidigital number, since it uses as much as digits as its factorization.

116569439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9325.

The product of its digits is 174960, while the sum is 44.

The square root of 116569439 is about 10796.7327928406. The cubic root of 116569439 is about 488.4966264106.

The spelling of 116569439 in words is "one hundred sixteen million, five hundred sixty-nine thousand, four hundred thirty-nine".