2727997129 has 8 divisors (see below), whose sum is σ = 3204919872. Its totient is φ = 2289228240.

The previous prime is 2727997121. The next prime is 2727997141. The reversal of 2727997129 is 9217997272.

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

It is not a de Polignac number, because 2727997129 - 2³ = 2727997121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2727997129.

It is not an unprimeable number, because it can be changed into a prime (2727997121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9538309 + ... + 9538594.

It is an arithmetic number, because the mean of its divisors is an integer number (400614984).

Almost surely, 2^2727997129 is an apocalyptic number.

It is an amenable number.

2727997129 is a deficient number, since it is larger than the sum of its proper divisors (476922743).

2727997129 is a wasteful number, since it uses less digits than its factorization.

2727997129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19076927.

The product of its digits is 2000376, while the sum is 55.

The square root of 2727997129 is about 52230.2319447272. The cubic root of 2727997129 is about 1397.2731153909.

The spelling of 2727997129 in words is "two billion, seven hundred twenty-seven million, nine hundred ninety-seven thousand, one hundred twenty-nine".