2136171219 has 96 divisors (see below), whose sum is σ = 3728664576. Its totient is φ = 1077027840.

The previous prime is 2136171199. The next prime is 2136171229. The reversal of 2136171219 is 9121716312.

It is not a de Polignac number, because 2136171219 - 2¹⁷ = 2136040147 is a prime.

It is a super-2 number, since 2×2136171219² = 9126454953767891922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2136171219.

It is not an unprimeable number, because it can be changed into a prime (2136171229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6338619 + ... + 6338955.

It is an arithmetic number, because the mean of its divisors is an integer number (38840256).

Almost surely, 2^2136171219 is an apocalyptic number.

2136171219 is a deficient number, since it is larger than the sum of its proper divisors (1592493357).

2136171219 is a wasteful number, since it uses less digits than its factorization.

2136171219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505 (or 498 counting only the distinct ones).

The product of its digits is 4536, while the sum is 33.

The square root of 2136171219 is about 46218.7323387390. The cubic root of 2136171219 is about 1287.8897491483.

The spelling of 2136171219 in words is "two billion, one hundred thirty-six million, one hundred seventy-one thousand, two hundred nineteen".