6116500129 has 4 divisors (see below), whose sum is σ = 6200287876. Its totient is φ = 6032712384.

The previous prime is 6116500079. The next prime is 6116500141. The reversal of 6116500129 is 9210056116.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1235381904 + 4881118225 = 35148^2 + 69865^2 .

It is a cyclic number.

It is not a de Polignac number, because 6116500129 - 2⁷ = 6116500001 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 6116500129.

It is not an unprimeable number, because it can be changed into a prime (6116501129) 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, 41893764 + ... + 41893909.

It is an arithmetic number, because the mean of its divisors is an integer number (1550071969).

Almost surely, 2^6116500129 is an apocalyptic number.

It is an amenable number.

6116500129 is a deficient number, since it is larger than the sum of its proper divisors (83787747).

6116500129 is an equidigital number, since it uses as much as digits as its factorization.

6116500129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83787746.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 6116500129 is about 78208.0566757671. The cubic root of 6116500129 is about 1828.8061060199.

The spelling of 6116500129 in words is "six billion, one hundred sixteen million, five hundred thousand, one hundred twenty-nine".